Pith Number

pith:RNNOYYAB

pith:2004:RNNOYYABGJH52TAVUVLNPKXS2H

not attested not anchored not stored refs pending

Altruistic Contents of Quantum Prisoner's Dilemma

Taksu Cheon

arxiv:quant-ph/0406157 v2 · 2004-06-22 · quant-ph · cond-mat.mes-hall · math-ph · math.MP · 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{RNNOYYABGJH52TAVUVLNPKXS2H}

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	2026-07-04T15:38:48.885118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b5aec6001324fdd4c15a556d7aaf2d1dbeec95155ad36bf3fa23a9fe0e60079

Aliases

arxiv: quant-ph/0406157 · arxiv_version: quant-ph/0406157v2 · doi: 10.48550/arxiv.quant-ph/0406157 · pith_short_12: RNNOYYABGJH5 · pith_short_16: RNNOYYABGJH52TAV · pith_short_8: RNNOYYAB

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/RNNOYYABGJH52TAVUVLNPKXS2H \
  | 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: 8b5aec6001324fdd4c15a556d7aaf2d1dbeec95155ad36bf3fa23a9fe0e60079

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d793feba7ad380738b21e26b13bff3a59d23f4af3f3d3485709c3b642f34ba7b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "math-ph",
      "math.MP",
      "q-bio.PE"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-06-22T14:46:31Z",
    "title_canon_sha256": "50b3317a54fc02fa5218e893868a12746f06485e70c92cb83393df80d028901c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0406157",
    "kind": "arxiv",
    "version": 2
  }
}