Pith Number

pith:XWMMYJ7V

pith:2018:XWMMYJ7VDAWREY6DKETVRM2BMK

not attested not anchored not stored refs pending

A Dynamic Niche Model for the Emergence and Evolution of Mutualistic Network Structures

Alan Hastings, Jordan Snyder, Raissa M. D'Souza, Weiran Cai

arxiv:1812.03564 v1 · 2018-12-09 · q-bio.PE · cond-mat.stat-mech · nlin.AO · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XWMMYJ7VDAWREY6DKETVRM2BMK}

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	2026-05-17T23:58:18.695491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd98cc27f5182d1263c3512758b34162a96250586493add90a61156e4f22c573

Aliases

arxiv: 1812.03564 · arxiv_version: 1812.03564v1 · doi: 10.48550/arxiv.1812.03564 · pith_short_12: XWMMYJ7VDAWR · pith_short_16: XWMMYJ7VDAWREY6D · pith_short_8: XWMMYJ7V

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/XWMMYJ7VDAWREY6DKETVRM2BMK \
  | 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: bd98cc27f5182d1263c3512758b34162a96250586493add90a61156e4f22c573

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d94a3b1b24ad8c5b4cdbe23c6fc2334ab0434ee78ba48a01f551706270c7879",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "nlin.AO",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2018-12-09T21:33:05Z",
    "title_canon_sha256": "cc94284b0f55255762b91e37efd1b2d6880ff93cb812e87e4827d8cbecfd422c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03564",
    "kind": "arxiv",
    "version": 1
  }
}