Pith Number

pith:IXUR2BWF

pith:2024:IXUR2BWFSVDF5GESANSFVGAMAG

not attested not anchored not stored refs pending

Experimental single-photon quantum key distribution surpassing the fundamental coherent-state rate limit

Chao-Yang Lu, Cheng-Zhi Peng, Feihu Xu, Gao-Qiang Wang, Geng-Yan Zou, Hui Wang, Jian-Wei Pan, Jun-Yi Zhao, Likang Zhang, Mo-Chi Xu, Run-Ze Liu, Sheng-Kai Liao, Xing Ding, Yang Li, Yang Zhang, Yong-Heng Huo, Yong-Peng Guo, Yuan Cao, Yu-Ming He, Zhen Ning

arxiv:2406.02045 v1 · 2024-06-04 · 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{IXUR2BWFSVDF5GESANSFVGAMAG}

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	2026-07-05T08:27:13.793692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45e91d06c595465e989203645a980c01a78af581177bd88e85d6a4f9d897236c

Aliases

arxiv: 2406.02045 · arxiv_version: 2406.02045v1 · doi: 10.48550/arxiv.2406.02045 · pith_short_12: IXUR2BWFSVDF · pith_short_16: IXUR2BWFSVDF5GES · pith_short_8: IXUR2BWF

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/IXUR2BWFSVDF5GESANSFVGAMAG \
  | 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: 45e91d06c595465e989203645a980c01a78af581177bd88e85d6a4f9d897236c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d16d2c9653d60716376e6a64bcb8b19848cd012a3396f4c9b44e75fa409d7f10",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-06-04T07:28:15Z",
    "title_canon_sha256": "c2db511843eb7795a3df97dde7e2add51655fcd889346a6914187167d4a792c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.02045",
    "kind": "arxiv",
    "version": 1
  }
}