Pith Number

pith:KZ6U5KXW

pith:2002:KZ6U5KXWNM3EVSZ5KUTYEVRZI6

not attested not anchored not stored refs pending

Quantum statistical zero-knowledge

John Watrous (University of Calgary)

arxiv:quant-ph/0202111 v1 · 2002-02-20 · 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{KZ6U5KXWNM3EVSZ5KUTYEVRZI6}

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.

Cited by

1 paper in Pith

Quantum state isomorphism problems for groups

Receipt and verification

First computed	2026-07-04T14:45:53.827179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

567d4eaaf66b364acb3d552782563947bd569c4df6d61a248a0fe6841f642e35

Aliases

arxiv: quant-ph/0202111 · arxiv_version: quant-ph/0202111v1 · doi: 10.48550/arxiv.quant-ph/0202111 · pith_short_12: KZ6U5KXWNM3E · pith_short_16: KZ6U5KXWNM3EVSZ5 · pith_short_8: KZ6U5KXW

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/KZ6U5KXWNM3EVSZ5KUTYEVRZI6 \
  | 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: 567d4eaaf66b364acb3d552782563947bd569c4df6d61a248a0fe6841f642e35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cadc0d06f42585664bc3272bd4a9e07ea9197b996edd90dbcc5a924269f59ce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-02-20T00:54:18Z",
    "title_canon_sha256": "e69336f2ca1d07e4394bc976fa960d4c53f1a675817284cf0c855e4da10eb66d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0202111",
    "kind": "arxiv",
    "version": 1
  }
}