Pith Number

pith:MWZVR3PJ

pith:2013:MWZVR3PJ3YR6ACWRLDJ4UA2JWE

not attested not anchored not stored refs pending

Cultural Evolution as Distributed Computation

Liane Gabora

arxiv:1310.6342 v1 · 2013-10-23 · cs.MA · nlin.AO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MWZVR3PJ3YR6ACWRLDJ4UA2JWE}

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	2026-05-18T03:09:20.692070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65b358ede9de23e00ad158d3ca0349b132060a9b6b214f8765ac884e06bf07ad

Aliases

arxiv: 1310.6342 · arxiv_version: 1310.6342v1 · doi: 10.48550/arxiv.1310.6342 · pith_short_12: MWZVR3PJ3YR6 · pith_short_16: MWZVR3PJ3YR6ACWR · pith_short_8: MWZVR3PJ

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/MWZVR3PJ3YR6ACWRLDJ4UA2JWE \
  | 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: 65b358ede9de23e00ad158d3ca0349b132060a9b6b214f8765ac884e06bf07ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f20bdb34509d46c023ce0724fd10922a3c8b274812c895a1cd86f40ae7a9cec0",
    "cross_cats_sorted": [
      "nlin.AO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2013-10-23T19:46:45Z",
    "title_canon_sha256": "fe4d0aea1fd3769d4730d0eb37e88b97b1f5da8746bf999737a87138431e9f86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6342",
    "kind": "arxiv",
    "version": 1
  }
}