Pith Number

pith:2OXAQIBJ

pith:2007:2OXAQIBJF4LV3QGDFSXJB3DTOQ

not attested not anchored not stored refs pending

Anisotropic probabilistic cellular automaton for a predator-prey system

Kelly C. de Carvalho, T\^ania Tom\'e

arxiv:0705.1053 v1 · 2007-05-08 · 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{2OXAQIBJF4LV3QGDFSXJB3DTOQ}

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	2026-05-18T01:09:24.747924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3ae0820292f175dc0c32cae90ec737435ba0d0e6c0a40032f5ab7bcdfe87b97

Aliases

arxiv: 0705.1053 · arxiv_version: 0705.1053v1 · doi: 10.48550/arxiv.0705.1053 · pith_short_12: 2OXAQIBJF4LV · pith_short_16: 2OXAQIBJF4LV3QGD · pith_short_8: 2OXAQIBJ

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/2OXAQIBJF4LV3QGDFSXJB3DTOQ \
  | 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: d3ae0820292f175dc0c32cae90ec737435ba0d0e6c0a40032f5ab7bcdfe87b97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a0bd68ea2b2ab465d2b8bd17b4f9892fd290c8c712d1f4ed56f9e6d5a2d9d94",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2007-05-08T09:16:12Z",
    "title_canon_sha256": "74b2be98c27a6468e3f85fea10c9c3b5adee8a7c32dd98b374df004552ffc24f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.1053",
    "kind": "arxiv",
    "version": 1
  }
}