Pith Number

pith:6C6XJCRA

pith:2026:6C6XJCRA57YLWJBX3D6PASMFKJ

not attested not anchored not stored refs pending

Entanglement-based quantum key distribution with data in hollow-core fiber

Da-Wei Ge, Guang-Can Guo, Hai-Zhi Song, Hao Li, Kai Guo, Li-Xing You, Qiang Zhou, Sheng Liu, Si Shen, Tao Zhou, Yue Luo, Yun-Ru Fan, Zhi-Yang Liu, Zi-Chang Zhang

arxiv:2607.25331 v1 · 2026-07-28 · 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{6C6XJCRA57YLWJBX3D6PASMFKJ}

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	2026-07-29T01:25:09.667893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0bd748a20eff0bb2437d8fcf049855262c5b6a16cb0e59ff7a25e4ab512d948

Aliases

arxiv: 2607.25331 · arxiv_version: 2607.25331v1 · doi: 10.48550/arxiv.2607.25331 · pith_short_12: 6C6XJCRA57YL · pith_short_16: 6C6XJCRA57YLWJBX · pith_short_8: 6C6XJCRA

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/6C6XJCRA57YLWJBX3D6PASMFKJ \
  | 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: f0bd748a20eff0bb2437d8fcf049855262c5b6a16cb0e59ff7a25e4ab512d948

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "704673944394dc157732edb69151b77fd537dad077ae2da5e64d25747c639cf9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-28T06:32:14Z",
    "title_canon_sha256": "54068897d7843b32040ed5f9c61336e8aaeef3ec5d2c65700cbdfa01e4389060"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25331",
    "kind": "arxiv",
    "version": 1
  }
}