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

GPAI Ledger › GPT-5.4 Nano (OpenAI) › Capture 30 Sep 2026

GPT-5.4 Nano — capture 20260930T114542Z

ProviderOpenAI
TargetAIAL evaluation page — https://aial.ie/research/gpai-training-transparency/evals/openai-gpt5.4-nano/
Fetched (UTC)2026-09-30T11:45:42Z
Stored file20,413 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when
SHA-256dba85c97fd02806b263abab5001dd4a484905773030ab12b1235369b5c59ccf9
OpenTimestamps proofdba85c97fd02806b263abab5001dd4a484905773030ab12b1235369b5c59ccf9.html.20260930T114542Z.ots (calendar-attested; anchored in bitcoin over time)
Waybacknot saved
Prior capture of this target5679bba256ddec952c4d97479e835bef1b1c45fe6653901639c5f7f1a0cd9082 (captured 2026-09-13T12:31:10Z)

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 size20,413 bytes
Canonical text SHA-25683ee7062241ced4e00ddba954ffe17879b3f75466531291ea9ac9ac8a1085a64
Extracted text length703 words