Pith Number

pith:MYU4RV4R

pith:2012:MYU4RV4R22OOP5XFHUCSL2VLOL

not attested not anchored not stored refs pending

Growth, competition and cooperation in spatial population genetics

David R. Nelson, Federico Toschi, Prasad Perlekar Mogens H. Jensen, Roberto Benzi, Simone Pigolotti

arxiv:1208.4973 v2 · 2012-08-24 · q-bio.PE · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MYU4RV4R22OOP5XFHUCSL2VLOL}

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	2026-05-18T02:21:00.396183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6629c8d791d69ce7f6e53d0525eaab72fa61e6e64cd6db10918970dc859d8a9d

Aliases

arxiv: 1208.4973 · arxiv_version: 1208.4973v2 · doi: 10.48550/arxiv.1208.4973 · pith_short_12: MYU4RV4R22OO · pith_short_16: MYU4RV4R22OOP5XF · pith_short_8: MYU4RV4R

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/MYU4RV4R22OOP5XFHUCSL2VLOL \
  | 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: 6629c8d791d69ce7f6e53d0525eaab72fa61e6e64cd6db10918970dc859d8a9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a5e2cc344370c74f420c1a816e2df97c7d5e6069aeefc5a8e8d0d81cf6a4411",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2012-08-24T13:33:37Z",
    "title_canon_sha256": "df178c021fc44bc0637cbed2072ea7209558a1b3c2d76c138b67dff9b01aabd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4973",
    "kind": "arxiv",
    "version": 2
  }
}