Pith Number

pith:IZNC34NS

pith:2013:IZNC34NSDJMPJ77GOJLHPL6X2F

not attested not anchored not stored refs pending

Fingerprint databases for theorems

Bridget E. Tenner, Sara C. Billey

arxiv:1304.3866 v1 · 2013-04-13 · math.HO · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZNC34NSDJMPJ77GOJLHPL6X2F}

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	2026-05-18T03:28:03.981020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

465a2df1b21a58f4ffe6725677afd7d149ddcb16312dc950e8425c7bdfe089bc

Aliases

arxiv: 1304.3866 · arxiv_version: 1304.3866v1 · doi: 10.48550/arxiv.1304.3866 · pith_short_12: IZNC34NSDJMP · pith_short_16: IZNC34NSDJMPJ77G · pith_short_8: IZNC34NS

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/IZNC34NSDJMPJ77GOJLHPL6X2F \
  | 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: 465a2df1b21a58f4ffe6725677afd7d149ddcb16312dc950e8425c7bdfe089bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92ae325d939af5f79efb7ac345bc45d9de1925be67c1b0b3505da75fe8f36ef",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2013-04-13T23:46:55Z",
    "title_canon_sha256": "270aa239aa044d17cdb6ae5eedd23d12baa548993885bb2a5c40bdae7be032db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3866",
    "kind": "arxiv",
    "version": 1
  }
}