Pith Number

pith:7X6CGYRU

pith:2013:7X6CGYRU35PSZ5M4P35CMIPTC6

not attested not anchored not stored refs pending

Predicting distributions of invasive species

Jane Elith

arxiv:1312.0851 v2 · 2013-12-02 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7X6CGYRU35PSZ5M4P35CMIPTC6}

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	2026-05-18T01:36:07.390940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdfc236234df5f2cf59c7efa2621f317bae1777e9aea889ebe825721a8d12268

Aliases

arxiv: 1312.0851 · arxiv_version: 1312.0851v2 · doi: 10.48550/arxiv.1312.0851 · pith_short_12: 7X6CGYRU35PS · pith_short_16: 7X6CGYRU35PSZ5M4 · pith_short_8: 7X6CGYRU

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/7X6CGYRU35PSZ5M4P35CMIPTC6 \
  | 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: fdfc236234df5f2cf59c7efa2621f317bae1777e9aea889ebe825721a8d12268

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40dfd20fe77ff8b5bb4bf428096af1e10b89f51c6bb4d9d3516c1dae8a1cf945",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-12-02T04:09:06Z",
    "title_canon_sha256": "916f2879e6f881a865ffb6b76d382a011cab3c0cbbbb9fe5b3018adea93f53ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0851",
    "kind": "arxiv",
    "version": 2
  }
}