Pith Number

pith:BTA6OY2I

pith:2010:BTA6OY2IA5BCPDXADI6CNOWSFD

not attested not anchored not stored refs pending

Philosometrics

Luciano da Fontoura Costa, Osvaldo N. Oliveira Jr, Renato Fabbri

arxiv:1010.1880 v2 · 2010-10-09 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BTA6OY2IA5BCPDXADI6CNOWSFD}

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

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	2026-05-18T04:38:58.007441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cc1e763480742278ee01a3c26bad228fd17fe71b621ed3db075df6306ff46e6

Aliases

arxiv: 1010.1880 · arxiv_version: 1010.1880v2 · doi: 10.48550/arxiv.1010.1880 · pith_short_12: BTA6OY2IA5BC · pith_short_16: BTA6OY2IA5BCPDXA · pith_short_8: BTA6OY2I

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/BTA6OY2IA5BCPDXADI6CNOWSFD \
  | 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: 0cc1e763480742278ee01a3c26bad228fd17fe71b621ed3db075df6306ff46e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9e0cb31b86db10dc11f2ed9e67b18e6256b714339ac9e3d8dbf958e32495dae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2010-10-09T23:17:54Z",
    "title_canon_sha256": "e6cd962ea8f45cbb101610e3063abb80b563582e5bd8a3b8081b0a6682c97039"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1880",
    "kind": "arxiv",
    "version": 2
  }
}