Pith Number

pith:N3D5YIE3

pith:2019:N3D5YIE3O6XZS4BVM7GVABULMS

not attested not anchored not stored refs pending

Third person enforcement in a prisoner's dilemma game

Tatsuhiro Shichijo

arxiv:1908.04971 v1 · 2019-08-14 · econ.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N3D5YIE3O6XZS4BVM7GVABULMS}

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	2026-07-04T23:55:58.656839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ec7dc209b77af99703567cd50068b6481967855f03326917744042ed27d2153

Aliases

arxiv: 1908.04971 · arxiv_version: 1908.04971v1 · doi: 10.48550/arxiv.1908.04971 · pith_short_12: N3D5YIE3O6XZ · pith_short_16: N3D5YIE3O6XZS4BV · pith_short_8: N3D5YIE3

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/N3D5YIE3O6XZS4BVM7GVABULMS \
  | 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: 6ec7dc209b77af99703567cd50068b6481967855f03326917744042ed27d2153

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21465c6a05ae0a352550545753729f927903c8f36b8dda2b446d5f7881e6dc67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.TH",
    "submitted_at": "2019-08-14T06:13:54Z",
    "title_canon_sha256": "2ce1551991888ec4699cf7e0d2e96e6fd7a0275952d2e7355916e8e090f462fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04971",
    "kind": "arxiv",
    "version": 1
  }
}