Pith Number

pith:EWCIBO6O

pith:2014:EWCIBO6O2OZZCBMOBNK2V4ALNN

not attested not anchored not stored refs pending

Quantum bidding in Bridge

A. Tavakoli, M. Bourennane, M. Kurant, M. Pawlowski, M. Zukowski, S. Muhammad

arxiv:1403.4280 v1 · 2014-03-17 · 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{EWCIBO6O2OZZCBMOBNK2V4ALNN}

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	2026-05-18T02:49:38.624180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

258480bbced3b391058e0b55aaf00b6b695a938daf0fb706fbbd1cc4dcd5c929

Aliases

arxiv: 1403.4280 · arxiv_version: 1403.4280v1 · doi: 10.48550/arxiv.1403.4280 · pith_short_12: EWCIBO6O2OZZ · pith_short_16: EWCIBO6O2OZZCBMO · pith_short_8: EWCIBO6O

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/EWCIBO6O2OZZCBMOBNK2V4ALNN \
  | 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: 258480bbced3b391058e0b55aaf00b6b695a938daf0fb706fbbd1cc4dcd5c929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78cb33288566886fc9058e8c56cbdd8f82fc44f4c0e935237f82d41bdfa81471",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-03-17T21:51:29Z",
    "title_canon_sha256": "78d3ee78c3fc517ac9bb0cb007f24a7eee6bbce948ab91a3bd508b932f77c36b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4280",
    "kind": "arxiv",
    "version": 1
  }
}