Pith Number

pith:3IDA64GD

pith:2013:3IDA64GDAKDQEY5KNOTORR27XH

not attested not anchored not stored refs pending

Adaptive long-range migration promotes cooperation under tempting conditions

David Sloan Wilson, Genki Ichinose, Hiroki Sayama, Masaya Saito

arxiv:1306.0072 v2 · 2013-06-01 · 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{3IDA64GDAKDQEY5KNOTORR27XH}

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	2026-05-18T03:08:07.092636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da060f70c302870263aa6ba6e8c75fb9cf0ac42247ddc2d7146343603a84e3b7

Aliases

arxiv: 1306.0072 · arxiv_version: 1306.0072v2 · doi: 10.48550/arxiv.1306.0072 · pith_short_12: 3IDA64GDAKDQ · pith_short_16: 3IDA64GDAKDQEY5K · pith_short_8: 3IDA64GD

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/3IDA64GDAKDQEY5KNOTORR27XH \
  | 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: da060f70c302870263aa6ba6e8c75fb9cf0ac42247ddc2d7146343603a84e3b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8b90417dfe005f009ec29c3ea1a68c202b762c2a22631845963b43dbac1ee93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-06-01T04:02:23Z",
    "title_canon_sha256": "5945a16e79a0be8bf3a1afb15cc80f06ab383b627762e32a22dd6a5e7079007b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0072",
    "kind": "arxiv",
    "version": 2
  }
}