Pith Number

pith:7TUERXIK

pith:2001:7TUERXIKTOYDO2L5AIPUSTSS3J

not attested not anchored not stored refs pending

Defensive alliances in spatial models of cyclical population interactions

G. Szabo, T. Czaran

arxiv:cond-mat/0103625 v1 · 2001-03-30 · cond-mat.stat-mech · q-bio

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TUERXIKTOYDO2L5AIPUSTSS3J}

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	2026-05-18T01:07:03.127367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fce848dd0a9bb037697d021f494e52da6eaf0cd4d0277c64c3d58950ad6364ca

Aliases

arxiv: cond-mat/0103625 · arxiv_version: cond-mat/0103625v1 · doi: 10.48550/arxiv.cond-mat/0103625 · pith_short_12: 7TUERXIKTOYD · pith_short_16: 7TUERXIKTOYDO2L5 · pith_short_8: 7TUERXIK

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/7TUERXIKTOYDO2L5AIPUSTSS3J \
  | 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: fce848dd0a9bb037697d021f494e52da6eaf0cd4d0277c64c3d58950ad6364ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "679d8916520547e61f2f5326ce81a4e22a217824fd75d19f22e19c423a018bcc",
    "cross_cats_sorted": [
      "q-bio"
    ],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2001-03-30T11:31:33Z",
    "title_canon_sha256": "432cf1cbfe1f5f23df094c2e33b2badd9990ae128bb17423815c430d8b40e96a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0103625",
    "kind": "arxiv",
    "version": 1
  }
}