Pith Number

pith:LVYCNLQ3

pith:2013:LVYCNLQ3A7YDLXI5W44WGGIBVH

not attested not anchored not stored refs pending

The phase sensitivity of an SU(1,1) interferometer with homodyne detection

Chun-Hua Yuan, Dong Li, Weiping Zhang, Z. Y. Ou

arxiv:1305.4769 v2 · 2013-05-21 · 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{LVYCNLQ3A7YDLXI5W44WGGIBVH}

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	2026-05-18T02:44:32.275198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d7026ae1b07f035dd1db739631901a9df449ddb33aa5d4b178c9a4b55439c92

Aliases

arxiv: 1305.4769 · arxiv_version: 1305.4769v2 · doi: 10.48550/arxiv.1305.4769 · pith_short_12: LVYCNLQ3A7YD · pith_short_16: LVYCNLQ3A7YDLXI5 · pith_short_8: LVYCNLQ3

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/LVYCNLQ3A7YDLXI5W44WGGIBVH \
  | 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: 5d7026ae1b07f035dd1db739631901a9df449ddb33aa5d4b178c9a4b55439c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5b93428df5b9953d70572901b853023d4092fa4bce446b59160c23f2355a030",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-21T09:24:27Z",
    "title_canon_sha256": "7a9ba7ad8e75820c7ab3918607feac6ea77bf9976095401814b9c1645a011e65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4769",
    "kind": "arxiv",
    "version": 2
  }
}