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

GPAI Ledger › Apertus (Swiss AI Initiative)

Apertus

Public summary of training content · Article 53(1)(d), Regulation (EU) 2024/1689

Provider: Swiss AI Initiative — status: Published

Swiss AI Initiative publishes a public summary of training content for Apertus under the EU AI Act; every version this ledger has captured is archived below with its hash and timestamp proof.

AIAL metadata: summary dated 2025-09-01, model released 2025-09-02, eval page

Document versions

Rows may capture the same summary from different sources or formats (the provider's site, AIAL's archived copy); sizes and hashes are comparable only within one URL.

Capture (UTC)Source of copyURLSHA-256BytesNotes
20260812T210445Zprovider sitehuggingface.co/swiss-ai/Apertus-70B-2509…/Apertus_EU_Public_Summary.pdf787b7e5122765cd8…329,423bytes identical to 20260811T102244Z
20260811T102244ZAIAL archived copyaial.ie/research/gpai-training-transpare…archive/Apertus_2025_11_12.pdf787b7e5122765cd8…329,423

Captures of superseded target URLs

Locations this ledger previously tracked for this source (per-row notes give the reason each was superseded) — kept as faithful records of what those URLs served at capture time.

Capture (UTC)Source of copyURLSHA-256BytesNotes
20260811T102206Zprovider sitehuggingface.co/swiss-ai/Apertus-70B-2509…/Apertus_EU_Public_Summary.pdf6ad4b1e7a61c9cfc…138,616HuggingFace viewer page around the file, not the file itself; superseded: HuggingFace viewer (blob/) URL replaced by the direct-download (resolve/) target; captures kept as faithful records of what the viewer URL served

Last checked: 2026-08-21 (re-checked on the daily schedule — see Methodology). Seen a summary we missed? See the contact details.