Pith Number

pith:QIYL2EC3

pith:2014:QIYL2EC37CTLFZS4IEBB4SDPS6

not attested not anchored not stored refs pending

Field and long-term demonstration of a wide area quantum key distribution network

Chun-Hua Miao, Chun-Mei Zhang, De-Yong He, Dong Liu, Dong Wang, Fang-Yi Li, Guang-Can Guo, Hong-Wei Li, Hua Chen, Jing-Zheng Huang, Jun-Fu Guo, Mo Li, Peng-Lei Hao, Ping Wu, Shuang Wang, Wei Chen, Wen-Ye Liang, Xiao-Tian Song, Yu-Hu Li, Yun-Guang Han, Zheng-Fu Han, Zheng Zhou, Zhen-Qiang Yin

arxiv:1409.1568 v2 · 2014-09-04 · quant-ph · cs.CR · 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{QIYL2EC37CTLFZS4IEBB4SDPS6}

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	2026-05-18T02:43:08.883563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8230bd105bf8a6b2e65c41021e486f97b32f7d944f4099868fa8fa16801b886e

Aliases

arxiv: 1409.1568 · arxiv_version: 1409.1568v2 · doi: 10.48550/arxiv.1409.1568 · pith_short_12: QIYL2EC37CTL · pith_short_16: QIYL2EC37CTLFZS4 · pith_short_8: QIYL2EC3

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/QIYL2EC37CTLFZS4IEBB4SDPS6 \
  | 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: 8230bd105bf8a6b2e65c41021e486f97b32f7d944f4099868fa8fa16801b886e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10793f5145fc2dc22e5a5b409d89551094aa76304964a45492880c44c4132db8",
    "cross_cats_sorted": [
      "cs.CR",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-09-04T02:51:00Z",
    "title_canon_sha256": "9cab28827fe5eea6f8fec507339e7bcff88ba6404802037c295c42c120896fb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1568",
    "kind": "arxiv",
    "version": 2
  }
}