Pith Number

pith:4323OEKB

pith:2011:4323OEKBJ453IVQB3MLS7FOHF2

not attested not anchored not stored refs pending

Neutral evolution: A null model for language dynamics

R. A. Blythe

arxiv:1108.1275 v1 · 2011-08-05 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4323OEKBJ453IVQB3MLS7FOHF2}

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	2026-05-18T02:03:45.562559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6f5b711414f3bb45601db172f95c72ea5d168e3d782a46ac61727914598e3b3

Aliases

arxiv: 1108.1275 · arxiv_version: 1108.1275v1 · doi: 10.48550/arxiv.1108.1275 · pith_short_12: 4323OEKBJ453 · pith_short_16: 4323OEKBJ453IVQB · pith_short_8: 4323OEKB

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/4323OEKBJ453IVQB3MLS7FOHF2 \
  | 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: e6f5b711414f3bb45601db172f95c72ea5d168e3d782a46ac61727914598e3b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13c82030e1919e2329400e858018dd6156e0b66b96d64b7f1e6c4d1cc7dab386",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-08-05T08:26:33Z",
    "title_canon_sha256": "8d7011cdb25cc36500c30e294b619f203a7e3e75c498e674cd6cd94e35251cdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1275",
    "kind": "arxiv",
    "version": 1
  }
}