Pith Number

pith:5MQWX542

pith:2012:5MQWX542XEN4S5FZ4T2IUPN73B

not attested not anchored not stored refs pending

Weight-Length Relationships in Gafftopsail Catfish (Bagre marinus) and Hardhead Catfish (Ariopsis felis) in Louisiana Waters

2, Joseph Torano, Joshua Courtney, Michael Courtney, Taylor Klinkmann

arxiv:1210.3062 v1 · 2012-10-10 · q-bio.PE · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5MQWX542XEN4S5FZ4T2IUPN73B}

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	2026-05-18T03:43:29.155627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb216bf79ab91bc974b9e4f48a3dbfd8582a94cd795f88c55405350bf24cbc95

Aliases

arxiv: 1210.3062 · arxiv_version: 1210.3062v1 · doi: 10.48550/arxiv.1210.3062 · pith_short_12: 5MQWX542XEN4 · pith_short_16: 5MQWX542XEN4S5FZ · pith_short_8: 5MQWX542

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/5MQWX542XEN4S5FZ4T2IUPN73B \
  | 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: eb216bf79ab91bc974b9e4f48a3dbfd8582a94cd795f88c55405350bf24cbc95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c5d53959c634e6e088b9205f5a516ce5cdfae6c38d388c5d1f3bf6a191e2fba",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2012-10-10T21:04:34Z",
    "title_canon_sha256": "78f340bf5b0c4ac681af3db0431e4172c03eb1b08316a2c6f5863b22b866ca09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3062",
    "kind": "arxiv",
    "version": 1
  }
}