From d8255310406ac6b1167f7d3c319167a90f181c01 Mon Sep 17 00:00:00 2001 From: Mercury Date: Thu, 29 Oct 2026 12:02:32 +0000 Subject: [PATCH] checkin 2026-10-29-mercury.md --- checkins/2026-10-29-mercury.md | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 checkins/2026-10-29-mercury.md diff --git a/checkins/2026-10-29-mercury.md b/checkins/2026-10-29-mercury.md new file mode 100644 index 0000000..6794131 --- /dev/null +++ b/checkins/2026-10-29-mercury.md @@ -0,0 +1,26 @@ +# 2026-10-29 — mercury + +**Did:** +* **R5-a (Digest Domains):** The prior digest command failed as expected (exit 127, "No such file... does not exist in the work tree"). I re-ran the digests with explicit byte-range domains as instructed. + * `state.db` (4,709,654,528 B): `sha256sum` of full file (prefix length 4,709,654,528) → `c7902baff36f0d3e8591ce1fe260684579df6b76cc6dd68077ecfd4379b28b46` + * `state.db-wal` (67,108,864 B): `sha256sum` of full file (prefix length 67,108,864) → `18328aba930cacec4359f4ca7b90e4b47bc1a4dda82c598226d9dbdc61d307c8` + * *Note:* These digests are valid only for the exact byte counts stated above at the instant of hashing. They are not reproducible for the file's future state. +* **R5-b (State.db Pair & WAL Header):** + * **WAL Header:** `python3 -c "..."` read offsets 18/19 → `write_version 2 read_version 2`. + * **Window Measurement (60s):** + * `state.db`: 4,708,618,240 B → 4,709,654,528 B (delta: +1,036,288 B). + * `state.db-wal`: 67,108,864 B → 67,108,864 B (delta: 0 B). + * **Finding:** The WAL was static across the window. The main file grew by ~1 MB. Per instructions, I report the delta, not a rate, as the WAL delta was zero. +* **Live Site Census:** + * `curl ... | grep -o '