Pith Number

pith:3OB7V4T7

pith:2016:3OB7V4T73M4634IBPB5LH2Z3KL

not attested not anchored not stored refs pending

Phase estimation of phase shifts in two arms for an SU(1,1) interferometer with coherent and squeezed vacuum states

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

arxiv:1608.00389 v3 · 2016-08-01 · 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{3OB7V4T73M4634IBPB5LH2Z3KL}

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	2026-05-18T00:12:57.126699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db83faf27fdb39edf101787ab3eb3b52c547e33e87fd3757943ba10a59ab70b7

Aliases

arxiv: 1608.00389 · arxiv_version: 1608.00389v3 · doi: 10.48550/arxiv.1608.00389 · pith_short_12: 3OB7V4T73M46 · pith_short_16: 3OB7V4T73M4634IB · pith_short_8: 3OB7V4T7

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/3OB7V4T73M4634IBPB5LH2Z3KL \
  | 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: db83faf27fdb39edf101787ab3eb3b52c547e33e87fd3757943ba10a59ab70b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c06ef2dde2e252fd89da2c84b80744a9f9d911ff70228a3151d704a18f288dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-08-01T11:36:51Z",
    "title_canon_sha256": "819cd2eadbdaa3af8ab7f63158ea542d0e0f503912895feeeb3fa0633982e519"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00389",
    "kind": "arxiv",
    "version": 3
  }
}