Pith Number

pith:U4HD66UI

pith:2025:U4HD66UIC5UFFZPESZZ2YE3Q2O

not attested not anchored not stored refs pending

Internal Deployment in the AI Act

Matteo Pistillo

arxiv:2512.05742 v3 · 2025-12-05 · 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{U4HD66UIC5UFFZPESZZ2YE3Q2O}

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.

Cited by

1 paper in Pith

Risk Reporting for Developers' Internal AI Model Use

Receipt and verification

First computed	2026-05-21T01:05:12.934181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a70e3f7a88176852e5e49673ac1370d3bde76f193aa1ad8ded94bc55831dff84

Aliases

arxiv: 2512.05742 · arxiv_version: 2512.05742v3 · doi: 10.48550/arxiv.2512.05742 · pith_short_12: U4HD66UIC5UF · pith_short_16: U4HD66UIC5UFFZPE · pith_short_8: U4HD66UI

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/U4HD66UIC5UFFZPESZZ2YE3Q2O \
  | 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: a70e3f7a88176852e5e49673ac1370d3bde76f193aa1ad8ded94bc55831dff84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fab77ecaf3758adbc6409592565cbbb2d7b273ce7346989fb5e28643de63787c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-12-05T14:21:02Z",
    "title_canon_sha256": "d7bbaf71359a0cbda725571c54ca43ff8d56678f131f86a6eb65641880b098cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.05742",
    "kind": "arxiv",
    "version": 3
  }
}