Pith Number

pith:UNHDAPHP

pith:2022:UNHDAPHPF45KZANSO2DS3FTSW6

not attested not anchored not stored refs pending

Portable ground stations for space-to-ground quantum key distribution

Biao Jin, Cheng-Zhi Peng, Fei Zhou, Feng-Zhi Li, Hai-Lin Yong, Hua-Jian Xue, Jian-Wei Pan, Ji-Gang Ren, Juan Yin, Li Li, Maimaiti Abulizi, Nai-Le Liu, Qiang Zhang, Sheng-Kai Liao, Shuang-Qiang Zhao, Wei-Yang Wang, Wei-Yue Liu, Wen-Qi Cai, Xiao-Juan Zhu, Xue-Jiao Li, Ya-Yun Yin, Yuan Cao, Yuan Jiang, Yu-Ao Chen, Yu-He Chen, Zhou-Yu Tu

arxiv:2205.13828 v1 · 2022-05-27 · 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{UNHDAPHPF45KZANSO2DS3FTSW6}

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	2026-07-05T04:26:52.498553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a34e303cef2f3aac81b276872d9672b7893cf71ef78227731c665d1b2bf53b12

Aliases

arxiv: 2205.13828 · arxiv_version: 2205.13828v1 · doi: 10.48550/arxiv.2205.13828 · pith_short_12: UNHDAPHPF45K · pith_short_16: UNHDAPHPF45KZANS · pith_short_8: UNHDAPHP

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/UNHDAPHPF45KZANSO2DS3FTSW6 \
  | 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: a34e303cef2f3aac81b276872d9672b7893cf71ef78227731c665d1b2bf53b12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2db441ae4c78b9e1f6afc19f0a1bb8ff1d94242617e94bbc0ec3ec09b7e4331",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-05-27T08:41:15Z",
    "title_canon_sha256": "cb4bad8dac0ed6536635bdc37d6ce777bfa03bf8e1f3209b99eebc330d0e04c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.13828",
    "kind": "arxiv",
    "version": 1
  }
}