Pith Number

pith:LLC7XZPJ

pith:2011:LLC7XZPJTCG44BTIHUPVDG2CDI

not attested not anchored not stored refs pending

Quantum metrology with entangled coherent states

Jaewoo Joo, Timothy P. Spiller, William J. Munro

arxiv:1101.5044 v3 · 2011-01-26 · 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{LLC7XZPJTCG44BTIHUPVDG2CDI}

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	2026-05-18T04:07:29.290435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ac5fbe5e9988dce06683d1f519b421a3e79c038911b9f49ac1d11906ebf6363

Aliases

arxiv: 1101.5044 · arxiv_version: 1101.5044v3 · doi: 10.48550/arxiv.1101.5044 · pith_short_12: LLC7XZPJTCG4 · pith_short_16: LLC7XZPJTCG44BTI · pith_short_8: LLC7XZPJ

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/LLC7XZPJTCG44BTIHUPVDG2CDI \
  | 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: 5ac5fbe5e9988dce06683d1f519b421a3e79c038911b9f49ac1d11906ebf6363

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee4228fe74b9897699d143e9f6b82b5a917b2ca6f42670726f1bc9033238e347",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-01-26T12:48:48Z",
    "title_canon_sha256": "02a3b2667c72af0865ee8c8e5b4429022a2e202d440427b4541082fc602a32a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5044",
    "kind": "arxiv",
    "version": 3
  }
}