Pith Number

pith:V5SQXCHW

pith:2012:V5SQXCHWZ7NOY42YRNLSGEQGAY

not attested not anchored not stored refs pending

Lossy Quantum Optical Metrology with Squeezed States

Xiang-Bin Wang, Xiao-Xiao Zhang, Yu-Xiang Yang

arxiv:1206.1954 v2 · 2012-06-09 · 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{V5SQXCHWZ7NOY42YRNLSGEQGAY}

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	2026-05-18T03:16:17.464848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af650b88f6cfdaec73588b57231206062ba99c5d2abd05f2a1707e64f0c9b125

Aliases

arxiv: 1206.1954 · arxiv_version: 1206.1954v2 · doi: 10.48550/arxiv.1206.1954 · pith_short_12: V5SQXCHWZ7NO · pith_short_16: V5SQXCHWZ7NOY42Y · pith_short_8: V5SQXCHW

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/V5SQXCHWZ7NOY42YRNLSGEQGAY \
  | 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: af650b88f6cfdaec73588b57231206062ba99c5d2abd05f2a1707e64f0c9b125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e126698643ca5711699a99e8865e2c39cafa8ebb6fef16198db1c1c384722702",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-09T16:39:45Z",
    "title_canon_sha256": "eec29169a82d44046108081bb60484615b6eae9cf0431cbe1011a37df5f10658"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1954",
    "kind": "arxiv",
    "version": 2
  }
}