Pith Number

pith:DBIWHC4F

pith:2012:DBIWHC4F6VJRDOEKYNLRPSSAVK

not attested not anchored not stored refs pending

Human behavior in Prisoner's Dilemma experiments suppresses network reciprocity

Angel Sanchez, Carlos Gracia-Lazaro, Jose A. Cuesta, Yamir Moreno

arxiv:1201.3019 v1 · 2012-01-14 · physics.soc-ph · cond-mat.stat-mech · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBIWHC4F6VJRDOEKYNLRPSSAVK}

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	2026-05-18T02:26:59.205658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1851638b85f55311b88ac35717ca40aaa466f65b74b3730e048f33a550267887

Aliases

arxiv: 1201.3019 · arxiv_version: 1201.3019v1 · doi: 10.48550/arxiv.1201.3019 · pith_short_12: DBIWHC4F6VJR · pith_short_16: DBIWHC4F6VJRDOEK · pith_short_8: DBIWHC4F

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/DBIWHC4F6VJRDOEKYNLRPSSAVK \
  | 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: 1851638b85f55311b88ac35717ca40aaa466f65b74b3730e048f33a550267887

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c039f102a365687a5b500e7736580b86795e7471b6d434eb9beda993c966fab",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-01-14T14:30:31Z",
    "title_canon_sha256": "beeb659e24feae574b3ff9318fad1c49b89a99bbc1bffa335655bd3f37fd4ced"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3019",
    "kind": "arxiv",
    "version": 1
  }
}