Pith Number

pith:INMO5UDD

pith:2021:INMO5UDDBY3DL5D52FABH3AWWQ

not attested not anchored not stored refs pending

Filling gaps in trustworthy development of AI

Adrian Weller, David Krueger, Gretchen Krueger, Haydn Belfield, Igor Krawczuk, Jasmine Wang, Jonathan Lebensold, Markus Anderljung, Miles Brundage, Noa Zilberman, Shahar Avin, Tegan Maharaj

arxiv:2112.07773 v1 · 2021-12-14 · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{INMO5UDDBY3DL5D52FABH3AWWQ}

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	2026-07-05T03:41:06.349123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4358eed0630e3635f47dd14013ec16b43d4255a3ef7013832ca7c1ce7118e332

Aliases

arxiv: 2112.07773 · arxiv_version: 2112.07773v1 · doi: 10.48550/arxiv.2112.07773 · pith_short_12: INMO5UDDBY3D · pith_short_16: INMO5UDDBY3DL5D5 · pith_short_8: INMO5UDD

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/INMO5UDDBY3DL5D52FABH3AWWQ \
  | 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: 4358eed0630e3635f47dd14013ec16b43d4255a3ef7013832ca7c1ce7118e332

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f513bfae3552a2e3483090e531060fb4edaf8256d6b3d2108ad3e251283fac",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-12-14T22:45:28Z",
    "title_canon_sha256": "79919cdcbbc83b0bb9820c7f92be316c0c23902590c529fd10fa3180ed33e973"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07773",
    "kind": "arxiv",
    "version": 1
  }
}