Pith Number

pith:GYYBQAAM

pith:2003:GYYBQAAMNFEVHWAXCRW35D2XMG

not attested not anchored not stored refs pending

A predator-prey model based on fully parallel cellular automata

Changliang Yu, Hongbo Ruan, Mingfeng He

arxiv:cond-mat/0305262 v1 · 2003-05-12 · cond-mat.stat-mech · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GYYBQAAMNFEVHWAXCRW35D2XMG}

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	2026-05-18T01:06:57.431583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

363018000c694953d817146dbe8f576181cde51d7d533c0873a4e4cc6756637f

Aliases

arxiv: cond-mat/0305262 · arxiv_version: cond-mat/0305262v1 · doi: 10.48550/arxiv.cond-mat/0305262 · pith_short_12: GYYBQAAMNFEV · pith_short_16: GYYBQAAMNFEVHWAX · pith_short_8: GYYBQAAM

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/GYYBQAAMNFEVHWAXCRW35D2XMG \
  | 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: 363018000c694953d817146dbe8f576181cde51d7d533c0873a4e4cc6756637f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c937572d3b9e7be83868888c7d28cba04f9fdbd0a6b12906429b4df6a24d4536",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2003-05-12T15:14:27Z",
    "title_canon_sha256": "6573e8c9bc016d47841b50995b3db1783d6f096d4daadd7d1f55fdff37e7ca35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0305262",
    "kind": "arxiv",
    "version": 1
  }
}