Pith Number

pith:ZBCA4DI3

pith:2018:ZBCA4DI3YZWFH5VXNBNLDIF57X

not attested not anchored not stored refs pending

Optimum quantum resource distribution for phase measurement and quantum information tapping in a dual-beam SU(1,1) interferometer

Jiamin Li, Liang Cui, Nan Huo, Xiaoying Li, Yuhong Liu, Z. Y. Ou

arxiv:1811.02099 v1 · 2018-11-06 · 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{ZBCA4DI3YZWFH5VXNBNLDIF57X}

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	2026-05-17T23:48:55.230882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8440e0d1bc66c53f6b7685ab1a0bdfdcf15df0914ad4648658fb814cf38db41

Aliases

arxiv: 1811.02099 · arxiv_version: 1811.02099v1 · doi: 10.48550/arxiv.1811.02099 · pith_short_12: ZBCA4DI3YZWF · pith_short_16: ZBCA4DI3YZWFH5VX · pith_short_8: ZBCA4DI3

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/ZBCA4DI3YZWFH5VXNBNLDIF57X \
  | 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: c8440e0d1bc66c53f6b7685ab1a0bdfdcf15df0914ad4648658fb814cf38db41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20bbcad04a4a37cff435d22bee96bce7b2afdb043bb398bbd2268a48f1b96868",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-11-06T00:32:07Z",
    "title_canon_sha256": "8e1423d1acb6dca05894a261d9c2fa6ebe4f38e9478e960c20d015a7e6a1b231"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02099",
    "kind": "arxiv",
    "version": 1
  }
}