Pith Number

pith:JLZPQUV7

pith:2020:JLZPQUV7BKPVMYUR5WEYKYZO2L

not attested not anchored not stored refs pending

Experimental quantum key distribution secure against malicious devices

Cheng-Zhi Peng, Feihu Xu, Hao Min, Hao Tan, Jian-Wei Pan, Kejin Wei, Marcos Curty, Sheng-Kai Liao, Victor Zapatero, Wei Li, Wei-Yue Liu, Xiao Jiang

arxiv:2006.12863 v1 · 2020-06-23 · 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{JLZPQUV7BKPVMYUR5WEYKYZO2L}

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	2026-07-05T06:27:36.467910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4af2f852bf0a9f566291ed8985632ed2d57d22b62112561aad264023b4c28990

Aliases

arxiv: 2006.12863 · arxiv_version: 2006.12863v1 · doi: 10.48550/arxiv.2006.12863 · pith_short_12: JLZPQUV7BKPV · pith_short_16: JLZPQUV7BKPVMYUR · pith_short_8: JLZPQUV7

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/JLZPQUV7BKPVMYUR5WEYKYZO2L \
  | 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: 4af2f852bf0a9f566291ed8985632ed2d57d22b62112561aad264023b4c28990

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "009034edc77f8be2026446a3f9c1b6c4a3cc1a5eb092a6fa6acce973f4380c9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-23T09:54:02Z",
    "title_canon_sha256": "a2d3c19d822d89d7447875023cc960d51ac44f15c4f9224e16403fe74fd5f385"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.12863",
    "kind": "arxiv",
    "version": 1
  }
}