Pith Number

pith:BVDRMGSA

pith:2009:BVDRMGSA7FEFJLKESGBXDVOO2E

not attested not anchored not stored refs pending

Uniqueness of Nash equilibria in quantum Cournot duopoly game

Kiri Sakahara, Takashi Sato, Yohei Sekiguchi

arxiv:0910.5275 v1 · 2009-10-28 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVDRMGSA7FEFJLKESGBXDVOO2E}

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	2026-05-18T02:11:10.604165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d47161a40f94854ad44918371d5ced11cc05f6d40bf8f24a8229a71be865758

Aliases

arxiv: 0910.5275 · arxiv_version: 0910.5275v1 · doi: 10.48550/arxiv.0910.5275 · pith_short_12: BVDRMGSA7FEF · pith_short_16: BVDRMGSA7FEFJLKE · pith_short_8: BVDRMGSA

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/BVDRMGSA7FEFJLKESGBXDVOO2E \
  | 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: 0d47161a40f94854ad44918371d5ced11cc05f6d40bf8f24a8229a71be865758

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c7b75be39263fa8466c3741c4ce27081c42b069784a2a34293ae1289543d218",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-28T01:41:08Z",
    "title_canon_sha256": "d3daa7f2fa7405140bb3aa8d3f160389de0c9f9790f1f6784e94d8cd57562867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5275",
    "kind": "arxiv",
    "version": 1
  }
}