Pith Number

pith:2ZT2JGUM

pith:2025:2ZT2JGUM7GWTQFLKSWW4Q22WUO

not attested not anchored not stored refs pending

Mining for Species, Locations, Habitats, and Ecosystems from Scientific Papers in Invasion Biology: A Large-Scale Exploratory Study with Large Language Models

Jennifer D'Souza, Phyllis Illari, Robert Fr\"uhst\"uckl, Sina Zarrie{\ss}, Tarek Al Mustafa, Zachary Laubach

arxiv:2501.18287 v1 · 2025-01-30 · cs.CL · cs.AI · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZT2JGUM7GWTQFLKSWW4Q22WUO}

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	2026-07-05T10:07:32.189700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d667a49a8cf9ad38156a95adc86b56a3988fcf80a3f6115bff5275edad0d89bc

Aliases

arxiv: 2501.18287 · arxiv_version: 2501.18287v1 · doi: 10.48550/arxiv.2501.18287 · pith_short_12: 2ZT2JGUM7GWT · pith_short_16: 2ZT2JGUM7GWTQFLK · pith_short_8: 2ZT2JGUM

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/2ZT2JGUM7GWTQFLKSWW4Q22WUO \
  | 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: d667a49a8cf9ad38156a95adc86b56a3988fcf80a3f6115bff5275edad0d89bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21ac189932d60761e43808d408e9cccb5fa61af7fdbce221a0b3df1d7a05c034",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DL"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-01-30T11:55:44Z",
    "title_canon_sha256": "43e211f0802c5a01ebf667f446f6b88f457f4696bd0cc9e2f6cb1022c99b4fee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18287",
    "kind": "arxiv",
    "version": 1
  }
}