Pith Number

pith:OZUAQ2GR

pith:2010:OZUAQ2GRWCPOQQWJCUGJ432WFW

not attested not anchored not stored refs pending

A simple scheme for expanding photonic cluster states for quantum information

Andre Stefanov, Anthony Laing, Gabriel Mendoza, Jack Coggins, Jeremy L. O'Brien, Mark Callaway, Pruet Kalasuwan, Shigeki Takeuchi, Tomohisa Nagata

arxiv:1003.4291 v1 · 2010-03-22 · 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{OZUAQ2GRWCPOQQWJCUGJ432WFW}

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	2026-05-18T01:30:01.473871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76680868d1b09ee842c9150c9e6f562dad1e4682dfa1c02d0128ebf66e767c6f

Aliases

arxiv: 1003.4291 · arxiv_version: 1003.4291v1 · doi: 10.48550/arxiv.1003.4291 · pith_short_12: OZUAQ2GRWCPO · pith_short_16: OZUAQ2GRWCPOQQWJ · pith_short_8: OZUAQ2GR

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/OZUAQ2GRWCPOQQWJCUGJ432WFW \
  | 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: 76680868d1b09ee842c9150c9e6f562dad1e4682dfa1c02d0128ebf66e767c6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ba52131b0792b416a70056502054efaad3f78b2b3022efad8f23159173c8ab5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-22T21:46:50Z",
    "title_canon_sha256": "c3218b0ec9504e5d3eefb13ebd88d4165e8875175e7ae912df73eac92f1b4841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4291",
    "kind": "arxiv",
    "version": 1
  }
}