Pith Number

pith:RBG2FGD5

pith:2015:RBG2FGD56SBOSRLBUG2V5RUOBB

not attested not anchored not stored refs pending

Voluntary rewards mediate the evolution of pool punishment for maintaining public goods in large populations

Satoshi Uchida, Tatsuya Sasaki, Xiaojie Chen

arxiv:1503.02905 v1 · 2015-03-10 · physics.soc-ph · cs.GT · 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{RBG2FGD56SBOSRLBUG2V5RUOBB}

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	2026-05-18T02:25:12.793287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

884da2987df482e94561a1b55ec68e086bedfb7d191b831f91cdc76bbfe37b5a

Aliases

arxiv: 1503.02905 · arxiv_version: 1503.02905v1 · doi: 10.48550/arxiv.1503.02905 · pith_short_12: RBG2FGD56SBO · pith_short_16: RBG2FGD56SBOSRLB · pith_short_8: RBG2FGD5

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/RBG2FGD56SBOSRLBUG2V5RUOBB \
  | 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: 884da2987df482e94561a1b55ec68e086bedfb7d191b831f91cdc76bbfe37b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96abae36d2e0b25cc0c91bb4f7acbb7c125c428451d3a1fc8fa0485041fce70d",
    "cross_cats_sorted": [
      "cs.GT",
      "nlin.AO",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-03-10T13:54:54Z",
    "title_canon_sha256": "6702978839b7b38c6378a92e00d5fb6951eba32d78907e087d2d068566fb63b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02905",
    "kind": "arxiv",
    "version": 1
  }
}