Pith Number

pith:NM4MQWVC

pith:2015:NM4MQWVC4HFJH3ZWKIXKUZGNCH

not attested not anchored not stored refs pending

The Prisoner's dilemma as a cancer model

Jeffrey West, Jeremy Mason, Paul K. Newton, Zaki Hasnain

arxiv:1512.04591 v4 · 2015-12-14 · 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{NM4MQWVC4HFJH3ZWKIXKUZGNCH}

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	2026-05-18T01:22:46.111554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b38c85aa2e1ca93ef36522eaa64cd11e8848946278b7a6146b05b5b9e9b09d8

Aliases

arxiv: 1512.04591 · arxiv_version: 1512.04591v4 · doi: 10.48550/arxiv.1512.04591 · pith_short_12: NM4MQWVC4HFJ · pith_short_16: NM4MQWVC4HFJH3ZW · pith_short_8: NM4MQWVC

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/NM4MQWVC4HFJH3ZWKIXKUZGNCH \
  | 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: 6b38c85aa2e1ca93ef36522eaa64cd11e8848946278b7a6146b05b5b9e9b09d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ad3216a0c899008a22644568b69924efb33d3f3cde1b7ef6dde415aa11fc55d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-12-14T22:40:37Z",
    "title_canon_sha256": "ef64715908391f702fd94d753bd3557e8c802c24869a2eafb9a3d15b9cc47276"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04591",
    "kind": "arxiv",
    "version": 4
  }
}