Pith Number

pith:BGCDWMG6

pith:2020:BGCDWMG6WOUDQRANTU7INPQDDR

not attested not anchored not stored refs pending

Towards satellite-based quantum-secure time transfer

Chao-Ze Wang, Cheng-Zhi Peng, Feihu Xu, Hui Dai, Jian-Wei Pan, Ji-Gang Ren, Juan Yin, Qiang Zhang, Qi Shen, Sheng-Kai Liao, Shuang-Lin Li, Wei-Yue Liu, Wen-Qi Cai, Yu-Ao Chen

arxiv:2006.00666 v1 · 2020-06-01 · quant-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{BGCDWMG6WOUDQRANTU7INPQDDR}

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	2026-07-05T01:26:16.585894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09843b30deb3a838440d9d3e86be031c7ab23f54c2699642725d5656f8ac7379

Aliases

arxiv: 2006.00666 · arxiv_version: 2006.00666v1 · doi: 10.48550/arxiv.2006.00666 · pith_short_12: BGCDWMG6WOUD · pith_short_16: BGCDWMG6WOUDQRAN · pith_short_8: BGCDWMG6

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/BGCDWMG6WOUDQRANTU7INPQDDR \
  | 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: 09843b30deb3a838440d9d3e86be031c7ab23f54c2699642725d5656f8ac7379

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aae15d58105fcbc22c120b15e1556dd01951071c18361c4dcbb72c97a1e613a0",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-01T01:50:18Z",
    "title_canon_sha256": "aa231567d12b7a4ff2bb5a9abdee7901ddb4074f4ab12d7402e43a48f029a73a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.00666",
    "kind": "arxiv",
    "version": 1
  }
}