Pith Number

pith:JXJ6NF7W

pith:2019:JXJ6NF7WTPHJ3VT6HDOBAOWWR3

not attested not anchored not stored refs pending

Drone-based all-weather entanglement distribution

Changsheng Gu, Gang Zhao, Hua-Ying Liu, Ji-Ning Zhang, Mingzhe Hu, Pengfei Fan, Ran Yang, Shi-Ning Zhu, Xiao-Hui Tian, Xiaopeng Hu, Xin Ni, Xun Cao, Yang Niu, Yan-qing Lu, Yan-Xiao Gong, Zhenda Xie

arxiv:1905.09527 v1 · 2019-05-23 · quant-ph · physics.app-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JXJ6NF7WTPHJ3VT6HDOBAOWWR3}

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	2026-07-05T01:17:37.569981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dd3e697f69bce9dd67e38dc103ad68efab36214f60e486306ad31f631785cab

Aliases

arxiv: 1905.09527 · arxiv_version: 1905.09527v1 · doi: 10.48550/arxiv.1905.09527 · pith_short_12: JXJ6NF7WTPHJ · pith_short_16: JXJ6NF7WTPHJ3VT6 · pith_short_8: JXJ6NF7W

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/JXJ6NF7WTPHJ3VT6HDOBAOWWR3 \
  | 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: 4dd3e697f69bce9dd67e38dc103ad68efab36214f60e486306ad31f631785cab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91a3bf6f5ccfbf8e39eae33950c45a2edc571968eb2ed5dc3ab3bff13ae5e39e",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-23T08:21:36Z",
    "title_canon_sha256": "1af96fbd819c08e730d89fa58d39b4448dae906647d2c29769e845851a464958"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09527",
    "kind": "arxiv",
    "version": 1
  }
}