Pith Number

pith:XHAUOQ4U

pith:2016:XHAUOQ4UIL7YLME552ZMQKFVOF

not attested not anchored not stored refs pending

Measurement device independent quantum key distribution over 404 km optical fibre

Daniel Nolan, Fei Zhou, Hao Chen, Hua-Lei Yin, Hui Liu, Jian-Wei Pan, Li-Xing You, Ming Jun Li, Ming-Qi Huang, Qiang Zhang, Si-Jing Chen, Teng-Yun Chen, Wei-Jun Zhang, Xiang-Bin Wang, Xiao Jiang, Yi-Heng Zhou, Yingqiu Mao, Zhen Wang, Zong-Wen Yu

arxiv:1606.06821 v1 · 2016-06-22 · 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{XHAUOQ4UIL7YLME552ZMQKFVOF}

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	2026-05-18T00:59:58.139187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9c147439442ff85b09deeb2c828b571669adc3af2916ff49cb4e3527998ec01

Aliases

arxiv: 1606.06821 · arxiv_version: 1606.06821v1 · doi: 10.48550/arxiv.1606.06821 · pith_short_12: XHAUOQ4UIL7Y · pith_short_16: XHAUOQ4UIL7YLME5 · pith_short_8: XHAUOQ4U

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/XHAUOQ4UIL7YLME552ZMQKFVOF \
  | 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: b9c147439442ff85b09deeb2c828b571669adc3af2916ff49cb4e3527998ec01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0910a459889a5042d34c713ed9f9c9dc5452edad58fdfc6d624d0981b6abcefd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-06-22T05:40:50Z",
    "title_canon_sha256": "2bf7fc367a7bf0c1d78a9390fb73692a3ddb282995ad5045360ea6707c6dd839"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.06821",
    "kind": "arxiv",
    "version": 1
  }
}