Pith Number

pith:SFMGTBKH

pith:2004:SFMGTBKHZMWHA2ADNKUTIJSDA3

not attested not anchored not stored refs pending

Ideas are Not Replicators but Minds Are

Liane Gabora

arxiv:q-bio/0402002 v2 · 2004-01-31 · q-bio.PE · nlin.AO · q-bio.MN · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFMGTBKHZMWHA2ADNKUTIJSDA3}

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	2026-05-17T23:41:47.444289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9158698547cb2c7068036aa934264306f5764520b3e1181c04eaff631fa5cd3c

Aliases

arxiv: q-bio/0402002 · arxiv_version: q-bio/0402002v2 · doi: 10.48550/arxiv.q-bio/0402002 · pith_short_12: SFMGTBKHZMWH · pith_short_16: SFMGTBKHZMWHA2AD · pith_short_8: SFMGTBKH

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/SFMGTBKHZMWHA2ADNKUTIJSDA3 \
  | 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: 9158698547cb2c7068036aa934264306f5764520b3e1181c04eaff631fa5cd3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faa586d5367205c098a805ae2cc37e28ea877b7c89af6588ebf2470af208b433",
    "cross_cats_sorted": [
      "nlin.AO",
      "q-bio.MN",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2004-01-31T02:50:46Z",
    "title_canon_sha256": "be1e0dc4dfe45c0d9a9c2771d0a2dfeadacb4865628e2579641123687139696b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0402002",
    "kind": "arxiv",
    "version": 2
  }
}