Pith Number

pith:4S6KJCR5

pith:2021:4S6KJCR55VXGMR5XRR7UGID3H5

not attested not anchored not stored refs pending

Field Test of Twin-Field Quantum Key Distribution through Sending-or-Not-Sending over 428 km

Cong Jiang, Fei Zhou, Hai Xu, Hao Li, Hao-Tao Zhu, Hui Liu, Jian-Wei Pan, Jiu-Peng Chen, Lixing You, Mi Zou, Qiang Zhang, Shi-Biao Tang, Shizhao Ma, Teng-Yun Chen, Weijun Zhang, Xiang-Bin Wang, Xiao-Long Hu, Yunqi Dai, Zhen Wang, Zhiyong Han, Zong-Wen Yu

arxiv:2101.00276 v1 · 2021-01-01 · 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{4S6KJCR55VXGMR5XRR7UGID3H5}

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	2026-07-05T02:53:32.169901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4bca48a3ded6e6647b78c7f43207b3f41e2b3ca84680ff9cb1ab480164c6db0

Aliases

arxiv: 2101.00276 · arxiv_version: 2101.00276v1 · doi: 10.48550/arxiv.2101.00276 · pith_short_12: 4S6KJCR55VXG · pith_short_16: 4S6KJCR55VXGMR5X · pith_short_8: 4S6KJCR5

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/4S6KJCR55VXGMR5XRR7UGID3H5 \
  | 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: e4bca48a3ded6e6647b78c7f43207b3f41e2b3ca84680ff9cb1ab480164c6db0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d9085449d41bcdfa3f892fc47a8463fae7b72b62b8d78dd96126fefb068527a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-01-01T17:35:59Z",
    "title_canon_sha256": "b9d155e7666dfce72d77736014615aff87bd8137d72879dc7debd7921db05563"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.00276",
    "kind": "arxiv",
    "version": 1
  }
}