Diff of the two buildlogs:

--
--- b1/build.log	2025-03-28 19:07:30.533001240 +0000
+++ b2/build.log	2025-03-28 19:29:41.577163326 +0000
@@ -1,6 +1,6 @@
 I: pbuilder: network access will be disabled during build
-I: Current time: Fri Mar 28 05:51:45 -12 2025
-I: pbuilder-time-stamp: 1743184305
+I: Current time: Fri May  1 15:30:35 +14 2026
+I: pbuilder-time-stamp: 1777599035
 I: Building the build Environment
 I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz]
 I: copying local configuration
@@ -25,52 +25,84 @@
 dpkg-source: info: applying r_4_4_x_tar_archive_symlink
 I: using fakeroot in build.
 I: Installing the build-deps
-I: user script /srv/workspace/pbuilder/2757434/tmp/hooks/D02_print_environment starting
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/D01_modify_environment starting
+debug: Running on ionos5-amd64.
+I: Changing host+domainname to test build reproducibility
+I: Adding a custom variable just for the fun of it...
+I: Changing /bin/sh to bash
+'/bin/sh' -> '/bin/bash'
+lrwxrwxrwx 1 root root 9 May  1 01:30 /bin/sh -> /bin/bash
+I: Setting pbuilder2's login shell to /bin/bash
+I: Setting pbuilder2's GECOS to second user,second room,second work-phone,second home-phone,second other
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/D01_modify_environment finished
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/D02_print_environment starting
 I: set
-  BUILDDIR='/build/reproducible-path'
-  BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other'
-  BUILDUSERNAME='pbuilder1'
-  BUILD_ARCH='amd64'
-  DEBIAN_FRONTEND='noninteractive'
-  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=20 '
-  DISTRIBUTION='unstable'
-  HOME='/root'
-  HOST_ARCH='amd64'
+  BASH=/bin/sh
+  BASHOPTS=checkwinsize:cmdhist:complete_fullquote:extquote:force_fignore:globasciiranges:globskipdots:hostcomplete:interactive_comments:patsub_replacement:progcomp:promptvars:sourcepath
+  BASH_ALIASES=()
+  BASH_ARGC=()
+  BASH_ARGV=()
+  BASH_CMDS=()
+  BASH_LINENO=([0]="12" [1]="0")
+  BASH_LOADABLES_PATH=/usr/local/lib/bash:/usr/lib/bash:/opt/local/lib/bash:/usr/pkg/lib/bash:/opt/pkg/lib/bash:.
+  BASH_SOURCE=([0]="/tmp/hooks/D02_print_environment" [1]="/tmp/hooks/D02_print_environment")
+  BASH_VERSINFO=([0]="5" [1]="2" [2]="37" [3]="1" [4]="release" [5]="x86_64-pc-linux-gnu")
+  BASH_VERSION='5.2.37(1)-release'
+  BUILDDIR=/build/reproducible-path
+  BUILDUSERGECOS='second user,second room,second work-phone,second home-phone,second other'
+  BUILDUSERNAME=pbuilder2
+  BUILD_ARCH=amd64
+  DEBIAN_FRONTEND=noninteractive
+  DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=42 '
+  DIRSTACK=()
+  DISTRIBUTION=unstable
+  EUID=0
+  FUNCNAME=([0]="Echo" [1]="main")
+  GROUPS=()
+  HOME=/root
+  HOSTNAME=i-capture-the-hostname
+  HOSTTYPE=x86_64
+  HOST_ARCH=amd64
   IFS=' 	
   '
-  INVOCATION_ID='4847458417b245e2871d092a1a4d9847'
-  LANG='C'
-  LANGUAGE='en_US:en'
-  LC_ALL='C'
-  MAIL='/var/mail/root'
-  OPTIND='1'
-  PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games'
-  PBCURRENTCOMMANDLINEOPERATION='build'
-  PBUILDER_OPERATION='build'
-  PBUILDER_PKGDATADIR='/usr/share/pbuilder'
-  PBUILDER_PKGLIBDIR='/usr/lib/pbuilder'
-  PBUILDER_SYSCONFDIR='/etc'
-  PPID='2757434'
-  PS1='# '
-  PS2='> '
+  INVOCATION_ID=d6cd3bc51873490aa9cd177b3dbe69bb
+  LANG=C
+  LANGUAGE=et_EE:et
+  LC_ALL=C
+  MACHTYPE=x86_64-pc-linux-gnu
+  MAIL=/var/mail/root
+  OPTERR=1
+  OPTIND=1
+  OSTYPE=linux-gnu
+  PATH=/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path
+  PBCURRENTCOMMANDLINEOPERATION=build
+  PBUILDER_OPERATION=build
+  PBUILDER_PKGDATADIR=/usr/share/pbuilder
+  PBUILDER_PKGLIBDIR=/usr/lib/pbuilder
+  PBUILDER_SYSCONFDIR=/etc
+  PIPESTATUS=([0]="0")
+  POSIXLY_CORRECT=y
+  PPID=6841
   PS4='+ '
-  PWD='/'
-  SHELL='/bin/bash'
-  SHLVL='2'
-  SUDO_COMMAND='/usr/bin/timeout -k 18.1h 18h /usr/bin/ionice -c 3 /usr/bin/nice /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.NN3BqmAA/pbuilderrc_X4CL --distribution unstable --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.NN3BqmAA/b1 --logfile b1/build.log r-base_4.4.3-1.dsc'
-  SUDO_GID='111'
-  SUDO_UID='106'
-  SUDO_USER='jenkins'
-  TERM='unknown'
-  TZ='/usr/share/zoneinfo/Etc/GMT+12'
-  USER='root'
-  _='/usr/bin/systemd-run'
-  http_proxy='http://46.16.76.132:3128'
+  PWD=/
+  SHELL=/bin/bash
+  SHELLOPTS=braceexpand:errexit:hashall:interactive-comments:posix
+  SHLVL=3
+  SUDO_COMMAND='/usr/bin/timeout -k 24.1h 24h /usr/bin/ionice -c 3 /usr/bin/nice -n 11 /usr/bin/unshare --uts -- /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.NN3BqmAA/pbuilderrc_WrjE --distribution unstable --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.NN3BqmAA/b2 --logfile b2/build.log r-base_4.4.3-1.dsc'
+  SUDO_GID=110
+  SUDO_UID=105
+  SUDO_USER=jenkins
+  TERM=unknown
+  TZ=/usr/share/zoneinfo/Etc/GMT-14
+  UID=0
+  USER=root
+  _='I: set'
+  http_proxy=http://213.165.73.152:3128
 I: uname -a
-  Linux ionos11-amd64 6.1.0-32-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.129-1 (2025-03-06) x86_64 GNU/Linux
+  Linux i-capture-the-hostname 6.12.12+bpo-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.12-1~bpo12+1 (2025-02-23) x86_64 GNU/Linux
 I: ls -l /bin
-  lrwxrwxrwx 1 root root 7 Mar  4 11:20 /bin -> usr/bin
-I: user script /srv/workspace/pbuilder/2757434/tmp/hooks/D02_print_environment finished
+  lrwxrwxrwx 1 root root 7 Mar  4  2025 /bin -> usr/bin
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/D02_print_environment finished
  -> Attempting to satisfy build-dependencies
  -> Creating pbuilder-satisfydepends-dummy package
 Package: pbuilder-satisfydepends-dummy
@@ -590,7 +622,7 @@
 Get: 402 http://deb.debian.org/debian unstable/main amd64 xfonts-base all 1:1.0.5+nmu1 [5895 kB]
 Get: 403 http://deb.debian.org/debian unstable/main amd64 xserver-common all 2:21.1.16-1 [2409 kB]
 Get: 404 http://deb.debian.org/debian unstable/main amd64 xvfb amd64 2:21.1.16-1 [3189 kB]
-Fetched 1182 MB in 37s (31.8 MB/s)
+Fetched 1182 MB in 26s (45.4 MB/s)
 Preconfiguring packages ...
 Selecting previously unselected package libsystemd-shared:amd64.
 (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 19805 files and directories currently installed.)
@@ -1897,8 +1929,8 @@
 Setting up tzdata (2025b-1) ...
 
 Current default time zone: 'Etc/UTC'
-Local time is now:      Fri Mar 28 17:57:19 UTC 2025.
-Universal Time is now:  Fri Mar 28 17:57:19 UTC 2025.
+Local time is now:      Fri May  1 01:32:38 UTC 2026.
+Universal Time is now:  Fri May  1 01:32:38 UTC 2026.
 Run 'dpkg-reconfigure tzdata' if you wish to change it.
 
 Setting up libxcb-present0:amd64 (1.17.0-2+b1) ...
@@ -2485,7 +2517,11 @@
 fakeroot is already the newest version (1.37.1.1-1).
 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 I: Building the package
-I: Running cd /build/reproducible-path/r-base-4.4.3/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-genchanges -S  > ../r-base_4.4.3-1_source.changes
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/A99_set_merged_usr starting
+Not re-configuring usrmerge for unstable
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/A99_set_merged_usr finished
+hostname: Name or service not known
+I: Running cd /build/reproducible-path/r-base-4.4.3/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-genchanges -S  > ../r-base_4.4.3-1_source.changes
 dpkg-buildpackage: info: source package r-base
 dpkg-buildpackage: info: source version 4.4.3-1
 dpkg-buildpackage: info: source distribution unstable
@@ -5520,10 +5556,10 @@
 detected JNI cpp flags    : -I$(JAVA_HOME)/include -I$(JAVA_HOME)/include/linux
 detected JNI linker flags : -L$(JAVA_HOME)/lib/server -ljvm
 using C compiler: 'gcc (Debian 14.2.0-19) 14.2.0'
-make[3]: Entering directory '/tmp/Rjavareconf.BVoJDT'
+make[3]: Entering directory '/tmp/Rjavareconf.9EIwGd'
 gcc -I"/build/reproducible-path/r-base-4.4.3/include" -DNDEBUG -I/usr/lib/jvm/default-java/include -I/usr/lib/jvm/default-java/include/linux      -fpic  -g -O2 -ffile-prefix-map=/build/reproducible-path/r-base-4.4.3=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -Wdate-time -D_FORTIFY_SOURCE=2  -c conftest.c -o conftest.o
 gcc -shared -L/build/reproducible-path/r-base-4.4.3/lib -Wl,-z,relro -o conftest.so conftest.o -L/usr/lib/jvm/default-java/lib/server -ljvm -L/build/reproducible-path/r-base-4.4.3/lib -lR
-make[3]: Leaving directory '/tmp/Rjavareconf.BVoJDT'
+make[3]: Leaving directory '/tmp/Rjavareconf.9EIwGd'
 
 
 JAVA_HOME        : /usr/lib/jvm/default-java
@@ -15215,7 +15251,7 @@
 are/texlive/texmf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/tex
 mf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/texmf-dist/fonts/t
 ype1/urw/times/utmri8a.pfb>
-Output written on refman.pdf (2464 pages, 6693934 bytes).
+Output written on refman.pdf (2464 pages, 6693942 bytes).
 Transcript written on refman.log.
 This is pdfTeX, Version 3.141592653-2.6-1.40.26 (TeX Live 2025/dev/Debian) (preloaded format=pdflatex)
  restricted \write18 enabled.
@@ -19935,7 +19971,7 @@
 are/texlive/texmf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/tex
 mf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/texmf-dist/fonts/t
 ype1/urw/times/utmri8a.pfb>
-Output written on refman.pdf (2464 pages, 6693820 bytes).
+Output written on refman.pdf (2464 pages, 6693882 bytes).
 Transcript written on refman.log.
 TEXINPUTS=".:$TEXINPUTS" LC_COLLATE=C /usr/bin/texi2dvi --texinfo="@set UseExternalXrefs " --pdf R-admin.texi
 @setfilename R-admin.info
@@ -31981,7 +32017,7 @@
 are/texlive/texmf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/tex
 mf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/texmf-dist/fonts/t
 ype1/urw/times/utmri8a.pfb>
-Output written on fullrefman.pdf (2464 pages, 6693934 bytes).
+Output written on fullrefman.pdf (2464 pages, 6693942 bytes).
 Transcript written on fullrefman.log.
 This is pdfTeX, Version 3.141592653-2.6-1.40.26 (TeX Live 2025/dev/Debian) (preloaded format=pdflatex)
  restricted \write18 enabled.
@@ -36701,7 +36737,7 @@
 are/texlive/texmf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/tex
 mf-dist/fonts/type1/urw/times/utmr8a.pfb></usr/share/texlive/texmf-dist/fonts/t
 ype1/urw/times/utmri8a.pfb>
-Output written on fullrefman.pdf (2464 pages, 6693820 bytes).
+Output written on fullrefman.pdf (2464 pages, 6693882 bytes).
 Transcript written on fullrefman.log.
 make[3]: Leaving directory '/build/reproducible-path/r-base-4.4.3/doc/manual'
 make[2]: Leaving directory '/build/reproducible-path/r-base-4.4.3/doc'
@@ -43698,9 +43734,9 @@
 		ln -sv libRmath.so.1.0.0 libRmath.so.1; \
 		ln -sv libRmath.so.1  libRmath.so)
 total 2376
--rw-r--r-- 1 pbuilder1 pbuilder1 1627200 Mar 28 07:04 libRmath.a
--rwxr-xr-x 1 pbuilder1 pbuilder1  797728 Mar 28 07:04 libRmath.so
-drwxr-xr-x 2 pbuilder1 pbuilder1    4096 Mar 28 07:05 pkgconfig
+-rw-rw-r-- 1 pbuilder2 pbuilder2 1627200 May  1 15:52 libRmath.a
+-rwxrwxr-x 1 pbuilder2 pbuilder2  797728 May  1 15:52 libRmath.so
+drwxr-xr-x 2 pbuilder2 pbuilder2    4096 May  1 15:52 pkgconfig
 renamed 'libRmath.so' -> 'libRmath.so.1.0.0'
 'libRmath.so.1' -> 'libRmath.so.1.0.0'
 'libRmath.so' -> 'libRmath.so.1'
@@ -43760,30 +43796,30 @@
 dh_installdeb -a
 dh_perl -a
 dh_shlibdeps -a -l /build/reproducible-path/r-base-4.4.3/debian/r-base-core/usr/lib/R/lib
+dpkg-shlibdeps: warning: can't extract name and version from library name 'libR.so'
 dpkg-shlibdeps: warning: can't extract name and version from library name 'libtcl8.6.so'
 dpkg-shlibdeps: warning: can't extract name and version from library name 'libtk8.6.so'
-dpkg-shlibdeps: warning: can't extract name and version from library name 'libR.so'
 dpkg-shlibdeps: warning: diversions involved - output may be incorrect
  diversion by libreadline8t64 from: /lib/x86_64-linux-gnu/libreadline.so.8
 dpkg-shlibdeps: warning: diversions involved - output may be incorrect
  diversion by libreadline8t64 to: /lib/x86_64-linux-gnu/libreadline.so.8.usr-is-merged
 dpkg-shlibdeps: warning: diversions involved - output may be incorrect
- diversion by libtirpc3t64 from: /lib/x86_64-linux-gnu/libtirpc.so.3
-dpkg-shlibdeps: warning: diversions involved - output may be incorrect
- diversion by libtirpc3t64 to: /lib/x86_64-linux-gnu/libtirpc.so.3.usr-is-merged
-dpkg-shlibdeps: warning: diversions involved - output may be incorrect
  diversion by libc6 from: /lib64/ld-linux-x86-64.so.2
 dpkg-shlibdeps: warning: diversions involved - output may be incorrect
  diversion by libc6 to: /lib64/ld-linux-x86-64.so.2.usr-is-merged
+dpkg-shlibdeps: warning: diversions involved - output may be incorrect
+ diversion by libtirpc3t64 from: /lib/x86_64-linux-gnu/libtirpc.so.3
+dpkg-shlibdeps: warning: diversions involved - output may be incorrect
+ diversion by libtirpc3t64 to: /lib/x86_64-linux-gnu/libtirpc.so.3.usr-is-merged
 *** Getting graphics engine version from 'GraphicsEngine.h' header
 echo R_GE_version | cpp -I ./src/include/ -include R_ext/GraphicsEngine.h | tail -n1 | sed 's/^/graphicsengine:Version=/' >> debian/r-base-core.substvars
 dh_gencontrol -a
 dh_md5sums -a
 dh_builddeb -a
-dpkg-deb: building package 'r-base-core' in '../r-base-core_4.4.3-1_amd64.deb'.
 dpkg-deb: building package 'r-base-core-dbgsym' in '../r-base-core-dbgsym_4.4.3-1_amd64.deb'.
-dpkg-deb: building package 'r-mathlib-dbgsym' in '../r-mathlib-dbgsym_4.4.3-1_amd64.deb'.
 dpkg-deb: building package 'r-mathlib' in '../r-mathlib_4.4.3-1_amd64.deb'.
+dpkg-deb: building package 'r-base-core' in '../r-base-core_4.4.3-1_amd64.deb'.
+dpkg-deb: building package 'r-mathlib-dbgsym' in '../r-mathlib-dbgsym_4.4.3-1_amd64.deb'.
 *** binary-indep ***
 dh_testdir -i
 dh_testroot -i
@@ -43792,13 +43828,13 @@
 dh_installdocs -v -pr-doc-html
 	install -p -m0644 debian/copyright debian/r-doc-html/usr/share/doc/r-doc-html/copyright
 	install -m0755 -d debian/r-doc-html/usr/share/doc-base/
-	install -p -m0644 debian/r-doc-html.doc-base.ints debian/r-doc-html/usr/share/doc-base/r-doc-html.r-ints
-	install -p -m0644 debian/r-doc-html.doc-base.intro debian/r-doc-html/usr/share/doc-base/r-doc-html.r-intro
+	install -p -m0644 debian/r-doc-html.doc-base.data debian/r-doc-html/usr/share/doc-base/r-doc-html.r-data
 	install -p -m0644 debian/r-doc-html.doc-base.faq debian/r-doc-html/usr/share/doc-base/r-doc-html.r-faq
+	install -p -m0644 debian/r-doc-html.doc-base.admin debian/r-doc-html/usr/share/doc-base/r-doc-html.r-admin
+	install -p -m0644 debian/r-doc-html.doc-base.intro debian/r-doc-html/usr/share/doc-base/r-doc-html.r-intro
 	install -p -m0644 debian/r-doc-html.doc-base.lang debian/r-doc-html/usr/share/doc-base/r-doc-html.r-language
+	install -p -m0644 debian/r-doc-html.doc-base.ints debian/r-doc-html/usr/share/doc-base/r-doc-html.r-ints
 	install -p -m0644 debian/r-doc-html.doc-base.exts debian/r-doc-html/usr/share/doc-base/r-doc-html.r-extensions
-	install -p -m0644 debian/r-doc-html.doc-base.admin debian/r-doc-html/usr/share/doc-base/r-doc-html.r-admin
-	install -p -m0644 debian/r-doc-html.doc-base.data debian/r-doc-html/usr/share/doc-base/r-doc-html.r-data
 dh_installchangelogs -i
 dh_installdirs -pr-base-dev usr/share/R/debian
 install -p -m 0755  debian/r-cran.mk \
@@ -43810,11 +43846,11 @@
 dh_md5sums -i
 dh_builddeb -i
 dpkg-deb: building package 'r-base' in '../r-base_4.4.3-1_all.deb'.
-dpkg-deb: building package 'r-base-html' in '../r-base-html_4.4.3-1_all.deb'.
 dpkg-deb: building package 'r-base-dev' in '../r-base-dev_4.4.3-1_all.deb'.
-dpkg-deb: building package 'r-doc-info' in '../r-doc-info_4.4.3-1_all.deb'.
+dpkg-deb: building package 'r-base-html' in '../r-base-html_4.4.3-1_all.deb'.
 dpkg-deb: building package 'r-doc-pdf' in '../r-doc-pdf_4.4.3-1_all.deb'.
 dpkg-deb: building package 'r-doc-html' in '../r-doc-html_4.4.3-1_all.deb'.
+dpkg-deb: building package 'r-doc-info' in '../r-doc-info_4.4.3-1_all.deb'.
 dpkg-deb: building package 'r-recommended' in '../r-recommended_4.4.3-1_all.deb'.
  dpkg-genbuildinfo --build=binary -O../r-base_4.4.3-1_amd64.buildinfo
  dpkg-genchanges --build=binary -O../r-base_4.4.3-1_amd64.changes
@@ -43823,12 +43859,14 @@
 dpkg-buildpackage: info: binary-only upload (no source included)
 dpkg-genchanges: info: including full source code in upload
 I: copying local configuration
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/B01_cleanup starting
+I: user script /srv/workspace/pbuilder/6841/tmp/hooks/B01_cleanup finished
 I: unmounting dev/ptmx filesystem
 I: unmounting dev/pts filesystem
 I: unmounting dev/shm filesystem
 I: unmounting proc filesystem
 I: unmounting sys filesystem
 I: cleaning the build env 
-I: removing directory /srv/workspace/pbuilder/2757434 and its subdirectories
-I: Current time: Fri Mar 28 07:07:29 -12 2025
-I: pbuilder-time-stamp: 1743188849
+I: removing directory /srv/workspace/pbuilder/6841 and its subdirectories
+I: Current time: Fri May  1 15:52:40 +14 2026
+I: pbuilder-time-stamp: 1777600360