Pith Number

pith:DMRABR4Y

pith:2004:DMRABR4YFTCDMOGV7MUYQNDAC6

not attested not anchored not stored refs pending

Quantum Identification of Boolean Oracles

Akinori Kawachi, Andris Ambainis, Hiroyuki Masuda, Kazuo Iwama, Raymond H. Putra, Shigeru Yamashita

arxiv:quant-ph/0403056 v1 · 2004-03-07 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DMRABR4YFTCDMOGV7MUYQNDAC6}

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	2026-07-04T14:46:32.700948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b2200c7982cc43638d5fb2988346017905b8934915303e687d6d88b4b5c850a

Aliases

arxiv: quant-ph/0403056 · arxiv_version: quant-ph/0403056v1 · doi: 10.48550/arxiv.quant-ph/0403056 · pith_short_12: DMRABR4YFTCD · pith_short_16: DMRABR4YFTCDMOGV · pith_short_8: DMRABR4Y

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/DMRABR4YFTCDMOGV7MUYQNDAC6 \
  | 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: 1b2200c7982cc43638d5fb2988346017905b8934915303e687d6d88b4b5c850a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6085633f783d7c9e591bde50d29f098f23fba4817cc9d6abf05d3a5819f8279a",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-03-07T12:43:36Z",
    "title_canon_sha256": "b884dcb25cae171b36a3ef95c7ef204fba6f84b1d1b7ccdf9f05db442991abb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0403056",
    "kind": "arxiv",
    "version": 1
  }
}