Pith Number

pith:L53EWT2X

pith:2009:L53EWT2XCXE5ZXU2MCOWZT4PMG

not attested not anchored not stored refs pending

Promotion of cooperation on networks? The myopic best response case

Angel Sanchez, Carlos P. Roca, Jose A. Cuesta

arxiv:0901.0355 v1 · 2009-01-04 · q-bio.PE · cs.GT · 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{L53EWT2XCXE5ZXU2MCOWZT4PMG}

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	2026-05-18T02:15:03.442188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f764b4f5715c9dcde9a609d6ccf8f6183f8d6ce9d3a47b4db020794d98dfedc

Aliases

arxiv: 0901.0355 · arxiv_version: 0901.0355v1 · doi: 10.48550/arxiv.0901.0355 · pith_short_12: L53EWT2XCXE5 · pith_short_16: L53EWT2XCXE5ZXU2 · pith_short_8: L53EWT2X

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/L53EWT2XCXE5ZXU2MCOWZT4PMG \
  | 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: 5f764b4f5715c9dcde9a609d6ccf8f6183f8d6ce9d3a47b4db020794d98dfedc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e488066aec1c755fe6efcddd6f4d183ad3f71faaa6dc01d34d43cbf597494e4",
    "cross_cats_sorted": [
      "cs.GT",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2009-01-04T17:29:18Z",
    "title_canon_sha256": "d6d4a0ba625ff431f476c789b540964129088e8aec3bec2ae83ffbf46c7e856a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.0355",
    "kind": "arxiv",
    "version": 1
  }
}