Pith Number

pith:6YZZ3NXM

pith:2009:6YZZ3NXMHW372GHIL3QG4RUB4Q

not attested not anchored not stored refs pending

Conformity Hinders the Evolution of Cooperation on Scale-Free Networks

Enea Pestelacci, Henri Volken, Jorge Pena, Marco Tomassini

arxiv:0906.2046 v1 · 2009-06-11 · 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{6YZZ3NXMHW372GHIL3QG4RUB4Q}

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	2026-05-18T04:34:55.515096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6339db6ec3db7fd18e85ee06e4681e427f9e690f86de34340756a52ea28a361

Aliases

arxiv: 0906.2046 · arxiv_version: 0906.2046v1 · doi: 10.48550/arxiv.0906.2046 · pith_short_12: 6YZZ3NXMHW37 · pith_short_16: 6YZZ3NXMHW372GHI · pith_short_8: 6YZZ3NXM

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/6YZZ3NXMHW372GHIL3QG4RUB4Q \
  | 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: f6339db6ec3db7fd18e85ee06e4681e427f9e690f86de34340756a52ea28a361

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "942024ccd0bcf356cdbfd7bfe7bda98a02665e5c6085bf6db4bf3ff46cbe5279",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2009-06-11T06:35:36Z",
    "title_canon_sha256": "59fbb059b26f5e4a8f29e802cfb9ac9d551c7e0bac3ede106a0f22d3f4c57cad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2046",
    "kind": "arxiv",
    "version": 1
  }
}