GPAI Ledger › Claude Sonnet 5 (Anthropic) › Capture 31 Aug 2026
Claude Sonnet 5 — capture 20260831T104852Z
| Provider | Anthropic |
|---|---|
| Target | AIAL evaluation page — https://raw.githubusercontent.com/AIAccountabilityLab/gpai-training-transparency/fb0dc932d4685c18e0fd0d590eb52bbeb1ceb783/public/evals/claude-sonnet-5/index.html |
| Fetched (UTC) | 2026-08-31T10:48:52Z |
| Upstream commit | 4 Aug 2026 — fb0dc932d468 (when this state began to stand in the upstream repository; this archive fetched it at the time above, not then) |
| Stored file | 20,196 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when |
| SHA-256 | be05e10acd7b48a80e2d87bf4f5d6787e056a291e980a8bb25dddaf248fd5085 |
| OpenTimestamps proof | be05e10acd7b48a80e2d87bf4f5d6787e056a291e980a8bb25dddaf248fd5085.html.20260831T104852Z.ots (calendar-attested; anchored in bitcoin over time) |
| Wayback | not saved |
| Prior capture of this target | 76afd31bbb5ed8749004a6d4814a273da987ecebd8244bce74e39d4ca5050837 (captured 2026-08-31T10:37:07Z) |
Verify: obtain the file from the target address above, then sha256sum it — it must equal the hash above; the .ots proof dates that hash.
Structured facts
This is another organisation's own research, and this project does not redistribute it: the file itself is not served here; these facts still pin its identity and let any copy be authenticated against this record.
| Document size | 20,196 bytes |
|---|---|
| Canonical text SHA-256 | d5d37ce78a7e755535f8d163ae510721d226fadaa8054926bf7fe551119f43c4 |
| Extracted text length | 780 words |