Pith Number

pith:KUVDNOVZ

pith:2012:KUVDNOVZ33VQRTWFWRBAOUWBZW

not attested not anchored not stored refs pending

Decoherent histories of quantum searching

Hieu D. Nguyen, Wim van Dam

arxiv:1206.1946 v3 · 2012-06-09 · quant-ph · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KUVDNOVZ33VQRTWFWRBAOUWBZW}

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	2026-05-18T03:16:38.669609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

552a36bab9deeb08cec5b4420752c1cd9f9afc6c743158041e5936cd7fbf36c8

Aliases

arxiv: 1206.1946 · arxiv_version: 1206.1946v3 · doi: 10.48550/arxiv.1206.1946 · pith_short_12: KUVDNOVZ33VQ · pith_short_16: KUVDNOVZ33VQRTWF · pith_short_8: KUVDNOVZ

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/KUVDNOVZ33VQRTWFWRBAOUWBZW \
  | 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: 552a36bab9deeb08cec5b4420752c1cd9f9afc6c743158041e5936cd7fbf36c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a4ea4ee6e2fccab0e7e8e444c8ac2ec04a757696a7aa462de27e2dca3cc1011",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-09T15:24:23Z",
    "title_canon_sha256": "fa0db5c29f0c878d7af05528d27d60ad58ff835b081dcb2c867c9e986a9130c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1946",
    "kind": "arxiv",
    "version": 3
  }
}