Pith Number

pith:DQ4BW3Z6

pith:2013:DQ4BW3Z6Z4TEXXHVKYS2QXR55V

not attested not anchored not stored refs pending

Evolution of Cooperation in an Incentive Based Business Game Environment

Keshav P Dahal, Peter I Cowling, Sanat Kumar Bista

arxiv:1305.2978 v1 · 2013-05-14 · cs.CY · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQ4BW3Z6Z4TEXXHVKYS2QXR55V}

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	2026-05-18T03:25:45.291201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c381b6f3ecf264bdcf55625a85e3ded41de4f313cf5c05096a182c293f8926d

Aliases

arxiv: 1305.2978 · arxiv_version: 1305.2978v1 · doi: 10.48550/arxiv.1305.2978 · pith_short_12: DQ4BW3Z6Z4TE · pith_short_16: DQ4BW3Z6Z4TEXXHV · pith_short_8: DQ4BW3Z6

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/DQ4BW3Z6Z4TEXXHVKYS2QXR55V \
  | 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: 1c381b6f3ecf264bdcf55625a85e3ded41de4f313cf5c05096a182c293f8926d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6c073c9c5197b2b5e3906f4733c4eec6074e7373ff75986ba43e35ce42a2482",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2013-05-14T00:17:50Z",
    "title_canon_sha256": "6de379949f22f4c8699c12c2618969c27acf55e0ef7a117041a5d12d48881a0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2978",
    "kind": "arxiv",
    "version": 1
  }
}