Pith Number

pith:CKNBHLZU

pith:2013:CKNBHLZUMJ7AQZUZ4DBLWIRLAZ

not attested not anchored not stored refs pending

Continuous-Variable Measurement-Device-Independent Quantum Key Distribution

Feihu Xu, Hong Guo, Xiang Peng, Yi-Chen Zhang, Zhengyu Li

arxiv:1312.4655 v3 · 2013-12-17 · 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{CKNBHLZUMJ7AQZUZ4DBLWIRLAZ}

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	2026-05-18T02:52:06.280035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

129a13af34627e086699e0c2bb222b0651fc92401611936addaf97cf8781ed6a

Aliases

arxiv: 1312.4655 · arxiv_version: 1312.4655v3 · doi: 10.48550/arxiv.1312.4655 · pith_short_12: CKNBHLZUMJ7A · pith_short_16: CKNBHLZUMJ7AQZUZ · pith_short_8: CKNBHLZU

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/CKNBHLZUMJ7AQZUZ4DBLWIRLAZ \
  | 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: 129a13af34627e086699e0c2bb222b0651fc92401611936addaf97cf8781ed6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "132fa14872b23c344ab81b5c58aa04bb28061abc6bdb9ae0d2fcf9707462bd52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-12-17T06:26:28Z",
    "title_canon_sha256": "9ab1513ee0784583a3859dfae70f0002d584391601e37c2a3e5c26cfe310fe5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4655",
    "kind": "arxiv",
    "version": 3
  }
}