Pith Number

pith:BKHKIVVG

pith:2013:BKHKIVVGDKDKILGSO375PQZ5WG

not attested not anchored not stored refs pending

N-person quantum Russian roulette

Alexandre G M Schmidt, Piotr Frackiewicz

arxiv:1303.0155 v2 · 2013-03-01 · 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{BKHKIVVGDKDKILGSO375PQZ5WG}

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	2026-05-18T03:29:29.236273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a8ea456a61a86a42cd276ffd7c33db18cb07f99f597a523904084061cedfbd7

Aliases

arxiv: 1303.0155 · arxiv_version: 1303.0155v2 · doi: 10.48550/arxiv.1303.0155 · pith_short_12: BKHKIVVGDKDK · pith_short_16: BKHKIVVGDKDKILGS · pith_short_8: BKHKIVVG

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/BKHKIVVGDKDKILGSO375PQZ5WG \
  | 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: 0a8ea456a61a86a42cd276ffd7c33db18cb07f99f597a523904084061cedfbd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4082f2b08f697cecb776ac4b03d329316afaa3dd618bd4975a36091b3d4a08a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-03-01T12:45:16Z",
    "title_canon_sha256": "b5a718d6dd352ff0ab29568ee9a7d634b32a1b657e3673b5207d9803a6bbfe20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0155",
    "kind": "arxiv",
    "version": 2
  }
}