Pith Number

pith:U7YAC7HP

pith:2014:U7YAC7HPJ3Q73ZQLTDQQLALAP4

not attested not anchored not stored refs pending

Invasion of cooperation in scale-free networks: Accumulated vs. average payoffs

Genki Ichinose, Hiroki Sayama

arxiv:1412.2311 v2 · 2014-12-07 · physics.soc-ph · nlin.AO · 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{U7YAC7HPJ3Q73ZQLTDQQLALAP4}

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	2026-05-18T00:46:56.010542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7f0017cef4ee1fde60b98e10581607f35a25393f5bea300ff56a730c031662b

Aliases

arxiv: 1412.2311 · arxiv_version: 1412.2311v2 · doi: 10.48550/arxiv.1412.2311 · pith_short_12: U7YAC7HPJ3Q7 · pith_short_16: U7YAC7HPJ3Q73ZQL · pith_short_8: U7YAC7HP

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/U7YAC7HPJ3Q73ZQLTDQQLALAP4 \
  | 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: a7f0017cef4ee1fde60b98e10581607f35a25393f5bea300ff56a730c031662b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94919f23eb124421adec1962a3a0367e9b8abe9334fe0886f694fbe6fa8d2aa5",
    "cross_cats_sorted": [
      "nlin.AO",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2014-12-07T03:30:30Z",
    "title_canon_sha256": "97ab1f017d005fe56fce77baf3c028d2d4e10eec2c85b825d7b27d356a42ad00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2311",
    "kind": "arxiv",
    "version": 2
  }
}