Pith Number

pith:CBBEX5VO

pith:2013:CBBEX5VOO2KZUFCPMVQIYGQOGZ

not attested not anchored not stored refs pending

Maximal Privacy Without Coherence

Debbie Leung, Graeme Smith, John Smolin, Ke Li

arxiv:1312.4989 v2 · 2013-12-17 · 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{CBBEX5VOO2KZUFCPMVQIYGQOGZ}

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	2026-05-18T02:47:06.196168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10424bf6ae76959a144f65608c1a0e36505b00a24b72c9d82ecfa0e80a6705a4

Aliases

arxiv: 1312.4989 · arxiv_version: 1312.4989v2 · doi: 10.48550/arxiv.1312.4989 · pith_short_12: CBBEX5VOO2KZ · pith_short_16: CBBEX5VOO2KZUFCP · pith_short_8: CBBEX5VO

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/CBBEX5VOO2KZUFCPMVQIYGQOGZ \
  | 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: 10424bf6ae76959a144f65608c1a0e36505b00a24b72c9d82ecfa0e80a6705a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d939c79c1a95afada32bf2042759519161a46810cdd2e9a629fcb5ed1ff0fe20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-12-17T22:28:06Z",
    "title_canon_sha256": "b6d608b51480aebfdf532a8f86057b5f975823884dffb3f4f1834b1e3b1d398b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4989",
    "kind": "arxiv",
    "version": 2
  }
}