Pith Number

pith:FTZGYODV

pith:2021:FTZGYODVM346DGANQOUTAEEPE2

not attested not anchored not stored refs pending

Breaking the Rate-Loss Bound of Quantum Key Distribution with Asynchronous Two-Photon Interference

Chen-Xun Weng, Hua-Lei Yin, Xiao-Yu Cao, Yang Wang, Yao Fu, Yuan-Mei Xie, Yu Bao, Yu-Shuo Lu, Zeng-Bing Chen, Zhao-Ying Jia

arxiv:2112.11635 v3 · 2021-12-22 · 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{FTZGYODVM346DGANQOUTAEEPE2}

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	2026-07-05T04:17:38.443039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cf26c387566f9e1980d83a930108f26b975dd4379bffccd1c1cef052b550343

Aliases

arxiv: 2112.11635 · arxiv_version: 2112.11635v3 · doi: 10.48550/arxiv.2112.11635 · pith_short_12: FTZGYODVM346 · pith_short_16: FTZGYODVM346DGAN · pith_short_8: FTZGYODV

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/FTZGYODVM346DGANQOUTAEEPE2 \
  | 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: 2cf26c387566f9e1980d83a930108f26b975dd4379bffccd1c1cef052b550343

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "875b0c1173076da73d6789ec304dcea28fd9f6fb2792d4431ec43e0d871a5874",
    "cross_cats_sorted": [
      "cs.CR",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-22T02:42:43Z",
    "title_canon_sha256": "a562074868abbe6f2ac4a7f05bea991d17cf5e47f87c4b5645ff64f2b2b08e77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.11635",
    "kind": "arxiv",
    "version": 3
  }
}