Pith Number

pith:KA3DVZ2Q

pith:2013:KA3DVZ2QUMXYTV3TX3AIGHV7YK

not attested not anchored not stored refs pending

On the Parallel Repetition of Multi-Player Games: The No-Signaling Case

Christian Schaffner, Harry Buhrman, Serge Fehr

arxiv:1312.7455 v2 · 2013-12-28 · 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{KA3DVZ2QUMXYTV3TX3AIGHV7YK}

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	2026-05-18T02:31:30.096766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50363ae750a32f89d773bec0831ebfc2b7d4d6b9f95c201b587c1237b525fff9

Aliases

arxiv: 1312.7455 · arxiv_version: 1312.7455v2 · doi: 10.48550/arxiv.1312.7455 · pith_short_12: KA3DVZ2QUMXY · pith_short_16: KA3DVZ2QUMXYTV3T · pith_short_8: KA3DVZ2Q

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/KA3DVZ2QUMXYTV3TX3AIGHV7YK \
  | 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: 50363ae750a32f89d773bec0831ebfc2b7d4d6b9f95c201b587c1237b525fff9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12d72e1c5c979db62252a422edbf6bfb8d78f882cd0fc1e3870839ab2c275005",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-12-28T17:46:13Z",
    "title_canon_sha256": "c2807662486b3336d9fb6c94f759846a561773a36f0b6c0d2f6e9f0c2a50beb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7455",
    "kind": "arxiv",
    "version": 2
  }
}