Pith Number

pith:3NMT7PGD

pith:2026:3NMT7PGDSWRMVDARSNGE2SDS6V

not attested not anchored not stored refs pending

IUU+DB: Tracking Illegal, Unreported, and Unregulated Fishing, Seafood Fraud, and Labor Abuse through LLM-driven Information Extraction

Bella Sullivan, Henry Bodwell, Hong Yang, Jessica Gephart, John C. Simeone, Kelvin Gorospe, Lana Huang, Molly Masterton, Naren Ramakrishnan, Sandy Aylesworth

arxiv:2606.18181 v1 · 2026-06-16 · cs.IR · cs.AI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3NMT7PGDSWRMVDARSNGE2SDS6V}

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	2026-06-19T16:10:50.451199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db593fbcc395a2ca8c11934c4d4872f5453294277e253db7ee550505bf53e07b

Aliases

arxiv: 2606.18181 · arxiv_version: 2606.18181v1 · doi: 10.48550/arxiv.2606.18181 · pith_short_12: 3NMT7PGDSWRM · pith_short_16: 3NMT7PGDSWRMVDAR · pith_short_8: 3NMT7PGD

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/3NMT7PGDSWRMVDARSNGE2SDS6V \
  | 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: db593fbcc395a2ca8c11934c4d4872f5453294277e253db7ee550505bf53e07b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "978ed44922a3b11beab42c2780e7134537da1a6dfd7fc3b3d9db0f44f1a3c17f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-06-16T17:16:05Z",
    "title_canon_sha256": "dbc29867cb46b8f51a099598960de565e9a2a515d02f90b2f7da8422fe454fbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18181",
    "kind": "arxiv",
    "version": 1
  }
}