Pith Number

pith:ZL4J4SQI

pith:2014:ZL4J4SQIQZIPOEDYEAN73STDUA

not attested not anchored not stored refs pending

Some combinatorial arrays related to the Lotka-Volterra system

David Callan, Shi-Mei Ma, Toufik Mansour

arxiv:1404.0731 v1 · 2014-04-02 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZL4J4SQIQZIPOEDYEAN73STDUA}

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	2026-05-18T02:54:55.601381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf89e4a088650f71078201bfdca63a0121cbc8cece2207a18a10f91c5eb63d0

Aliases

arxiv: 1404.0731 · arxiv_version: 1404.0731v1 · doi: 10.48550/arxiv.1404.0731 · pith_short_12: ZL4J4SQIQZIP · pith_short_16: ZL4J4SQIQZIPOEDY · pith_short_8: ZL4J4SQI

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/ZL4J4SQIQZIPOEDYEAN73STDUA \
  | 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: caf89e4a088650f71078201bfdca63a0121cbc8cece2207a18a10f91c5eb63d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0d96a30d775ae5139cb08473d49fd12620db0259542a866fc12f2f0d9502252",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-04-02T22:46:52Z",
    "title_canon_sha256": "a7550be85366a6c9fed1cc223f7074e9be13c4fdda69cdb606681690c0ffbff3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0731",
    "kind": "arxiv",
    "version": 1
  }
}