Pith Number

pith:4GPA3BQ5

pith:2026:4GPA3BQ5MFKF76VUZ5SHNWKOYA

not attested not anchored not stored refs pending

How Transparent is DiffusionGemma?

Arthur Conmy, Asic Q Chen, Bilal Chughtai, Brendan O'Donoghue, Callum McDougall, Cindy Wu, Janos Kramar, Jean Tarbouriech, Jo\~ao Gabriel Lopes de Oliveira, Joshua Engels, Min Ma, Neel Nanda, Rohin Shah, Senthoran Rajamanoharan

arxiv:2606.20560 v1 · 2026-06-18 · cs.LG · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4GPA3BQ5MFKF76VUZ5SHNWKOYA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-06-19T16:13:15.378275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e19e0d861d61545ffab4cf6476d94ec02c8eab2fd93ab227e3c542ac807e4f2d

Aliases

arxiv: 2606.20560 · arxiv_version: 2606.20560v1 · doi: 10.48550/arxiv.2606.20560 · pith_short_12: 4GPA3BQ5MFKF · pith_short_16: 4GPA3BQ5MFKF76VU · pith_short_8: 4GPA3BQ5

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4GPA3BQ5MFKF76VUZ5SHNWKOYA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e19e0d861d61545ffab4cf6476d94ec02c8eab2fd93ab227e3c542ac807e4f2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9b0ab793d383fc1878b23e8fa305afeb0761dafdc6205bf6b4e4e620285980d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-18T17:59:46Z",
    "title_canon_sha256": "6ecc75ed3f2465e6c5cdd597d15a21e5da1783ca489f370f5625992bf66c948f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20560",
    "kind": "arxiv",
    "version": 1
  }
}