Pith Number

pith:ANAYUAZQ

pith:2021:ANAYUAZQ7FGZG5M2SWYVMBCJHS

not attested not anchored not stored refs pending

Practical Continuous-variable Quantum Key Distribution with Feasible Optimization Parameters

Bingjie Xu, Chuang Zhou, Fan Fan, Heng Wang, Jie Yang, Jinlu Liu, Liangliang Zhang, Li Ma, Shuai Zhang, Tao Zhang, Wei Huang, Yang Li, Yichen Zhang, Yujie Luo, Yun Shao

arxiv:2111.12942 v3 · 2021-11-25 · 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{ANAYUAZQ7FGZG5M2SWYVMBCJHS}

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	2026-07-05T05:49:12.576663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03418a0330f94d93759a95b15604493cb4fa44afcbeaca1c08a570e2f531fb39

Aliases

arxiv: 2111.12942 · arxiv_version: 2111.12942v3 · doi: 10.48550/arxiv.2111.12942 · pith_short_12: ANAYUAZQ7FGZ · pith_short_16: ANAYUAZQ7FGZG5M2 · pith_short_8: ANAYUAZQ

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/ANAYUAZQ7FGZG5M2SWYVMBCJHS \
  | 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: 03418a0330f94d93759a95b15604493cb4fa44afcbeaca1c08a570e2f531fb39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b1ea726124757f650d7df5042c549a1fdf885e94b7a6c99e3c0db0e040e0f0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-25T06:48:54Z",
    "title_canon_sha256": "49a11eb4dc95219df292310aa96984baf211b90ac607a5c21731f14c3c518200"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.12942",
    "kind": "arxiv",
    "version": 3
  }
}