GPAI Ledger The public record of EU AI Act training-data summaries

GPAI Ledger › GPT-5.5 (OpenAI) › Capture 30 Sep 2026

GPT-5.5 — capture 20260930T114422Z

ProviderOpenAI
TargetAIAL evaluation page — https://aial.ie/research/gpai-training-transparency/evals/openai-gpt-5-5/
Fetched (UTC)2026-09-30T11:44:22Z
Stored file25,907 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when
SHA-256a6c44e3c0e05cf41c6b3d56f52e03bf1706076171bf662fd2879128f9f0ad1d0
OpenTimestamps proofa6c44e3c0e05cf41c6b3d56f52e03bf1706076171bf662fd2879128f9f0ad1d0.html.20260930T114422Z.ots (calendar-attested; anchored in bitcoin over time)
Waybacknot saved
Prior capture of this target08d5f5a7e254c0e1efa9bb525101f10c801b1f9cf333234a8dff6d92a5ff1dfe (captured 2026-09-16T07:55:04Z)

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 size25,907 bytes
Canonical text SHA-256898ee4112be7f1295f117a3aef05ef8a951410fa89efea7a177aade7a15488b9
Extracted text length1,420 words