Pith Number

pith:LF4XOGPN

pith:2003:LF4XOGPN7R4X6WVVI67Y7F6CMH

not attested not anchored not stored refs pending

Nonunitary quantum circuit

Hiroaki Terashima, Masahito Ueda

arxiv:quant-ph/0304061 v5 · 2003-04-09 · 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{LF4XOGPN7R4X6WVVI67Y7F6CMH}

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	2026-05-18T04:31:51.519639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59797719edfc797f5ab547bf8f97c261d6810b426947bea19b5d53c0942e1879

Aliases

arxiv: quant-ph/0304061 · arxiv_version: quant-ph/0304061v5 · doi: 10.48550/arxiv.quant-ph/0304061 · pith_short_12: LF4XOGPN7R4X · pith_short_16: LF4XOGPN7R4X6WVV · pith_short_8: LF4XOGPN

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/LF4XOGPN7R4X6WVVI67Y7F6CMH \
  | 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: 59797719edfc797f5ab547bf8f97c261d6810b426947bea19b5d53c0942e1879

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e84d41c96b114f926f4263c92a108579fd03082691578629f1b6df9fb6b7a08f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-04-09T06:48:32Z",
    "title_canon_sha256": "63fee608c32f607168dad7150045c08ee0a17ffc212d88627eb48dd3f5758213"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0304061",
    "kind": "arxiv",
    "version": 5
  }
}