Pith Number

pith:F64G3M2I

pith:2023:F64G3M2IIZCRX6ZH7QQUH2FECJ

not attested not anchored not stored refs pending

Improved security bounds against the Trojan-Horse attack in decoy-state quantum key distribution

Bingbing Zheng, Chengxian Zhang, Hong-Bo Xie, Kejin Wei, Zhenrong Zhang, Zijian Li

arxiv:2312.15399 v1 · 2023-12-24 · 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{F64G3M2IIZCRX6ZH7QQUH2FECJ}

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	2026-07-05T07:27:56.101823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fb86db34846451bfb27fc2143e8a4127520a4a2b10e8473fef61aeda714e677

Aliases

arxiv: 2312.15399 · arxiv_version: 2312.15399v1 · doi: 10.48550/arxiv.2312.15399 · pith_short_12: F64G3M2IIZCR · pith_short_16: F64G3M2IIZCRX6ZH · pith_short_8: F64G3M2I

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/F64G3M2IIZCRX6ZH7QQUH2FECJ \
  | 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: 2fb86db34846451bfb27fc2143e8a4127520a4a2b10e8473fef61aeda714e677

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "204a22faa87f4d14e45d0f74e19c66851bb968c34c2244acf3a226f50181c776",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-12-24T04:07:34Z",
    "title_canon_sha256": "daa53ea262aff7cdfa24b9b54e3019b72e3a068630b20a8fc8c882d6ddd93626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.15399",
    "kind": "arxiv",
    "version": 1
  }
}