Pith Number

pith:EHLS2FQG

pith:2005:EHLS2FQGYWITBXGS62SEQO4JN2

not attested not anchored not stored refs pending

Demonstration of a simple entangling optical gate and its use in Bell-state analysis

A. Gilchrist, A. G. White (University of Queensland, Australia), G. J. Pryde, J. L. O'Brien, K. J. Resch, N. K. Langford, R. Prevedel, T. J. Weinhold

arxiv:quant-ph/0506262 v2 · 2005-06-30 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHLS2FQGYWITBXGS62SEQO4JN2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:05:02.872798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21d72d1606c59130dcd2f6a4483b896eb8dd49523987ac1f125e2a9662b89bf4

Aliases

arxiv: quant-ph/0506262 · arxiv_version: quant-ph/0506262v2 · doi: 10.48550/arxiv.quant-ph/0506262 · pith_short_12: EHLS2FQGYWIT · pith_short_16: EHLS2FQGYWITBXGS · pith_short_8: EHLS2FQG

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/EHLS2FQGYWITBXGS62SEQO4JN2 \
  | 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: 21d72d1606c59130dcd2f6a4483b896eb8dd49523987ac1f125e2a9662b89bf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "214e9d1463b6a91e6828d73071f80c182197fecfa651dcc47fbfd10317a30066",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-06-30T05:14:05Z",
    "title_canon_sha256": "84e40365521b3fb1627579a84505178142597f1bc224316aeb41fbf69d15bfcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0506262",
    "kind": "arxiv",
    "version": 2
  }
}