Pith Number

pith:BNU6DONN

pith:2000:BNU6DONN2O7ERLLNNHJBF6DEF5

not attested not anchored not stored refs pending

Maximum efficiency of a linear-optical Bell-state analyzer

John Calsamiglia, Norbert L\"utkenhaus

arxiv:quant-ph/0007058 v1 · 2000-07-18 · 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{BNU6DONN2O7ERLLNNHJBF6DEF5}

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

Quantifying Pauli Errors in Single-Photon Resource-State Generation

Receipt and verification

First computed	2026-05-18T01:38:03.101029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b69e1b9add3be48ad6d69d212f8642f6c3513ae29a3ce68df0e06df3245ac5d

Aliases

arxiv: quant-ph/0007058 · arxiv_version: quant-ph/0007058v1 · doi: 10.48550/arxiv.quant-ph/0007058 · pith_short_12: BNU6DONN2O7E · pith_short_16: BNU6DONN2O7ERLLN · pith_short_8: BNU6DONN

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/BNU6DONN2O7ERLLNNHJBF6DEF5 \
  | 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: 0b69e1b9add3be48ad6d69d212f8642f6c3513ae29a3ce68df0e06df3245ac5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f190f546907c53d8192755670ee2b4e08572251144f79ab0364b51425deaf4d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2000-07-18T20:34:21Z",
    "title_canon_sha256": "617cec9809a2f9d6003ddebc81266ed3da345908ed9d02f92e452b7be178485f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0007058",
    "kind": "arxiv",
    "version": 1
  }
}