Pith Number

pith:44Q2GV2G

pith:2021:44Q2GV2GEO3S775RUVDI3JT3J6

not attested not anchored not stored refs pending

Scalable High-Rate Twin-Field Quantum Key Distribution Networks without Constraint of Probability and Intensity

Chen-Xun Weng, Hua-Lei Yin, Yang Wang, Yao Fu, Yuan-Mei Xie, Yu-Shuo Lu, Zeng-Bing Chen

arxiv:2112.11165 v3 · 2021-12-21 · quant-ph · cs.CR · cs.NI · 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{44Q2GV2GEO3S775RUVDI3JT3J6}

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	2026-07-05T05:59:19.872006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e721a3574623b72fffb1a5468da67b4f90c53ded4ab2ee1df3829bf0926de56f

Aliases

arxiv: 2112.11165 · arxiv_version: 2112.11165v3 · doi: 10.48550/arxiv.2112.11165 · pith_short_12: 44Q2GV2GEO3S · pith_short_16: 44Q2GV2GEO3S775R · pith_short_8: 44Q2GV2G

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/44Q2GV2GEO3S775RUVDI3JT3J6 \
  | 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: e721a3574623b72fffb1a5468da67b4f90c53ded4ab2ee1df3829bf0926de56f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05e7ffd510ff2fad2c37bc604efb0c73ed7b2bc76b810a2cd9b7a394f04ae886",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.NI",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-21T13:00:28Z",
    "title_canon_sha256": "2aa4a44bc54cca50852f3707c5dc1db912f24cd6416152bfc80f270e37e26e1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.11165",
    "kind": "arxiv",
    "version": 3
  }
}