Pith Number

pith:FDNIPMAP

pith:2022:FDNIPMAPS5RXGNJZ6YOSJR55ZU

not attested not anchored not stored refs pending

Resource-efficient quantum key distribution with integrated silicon photonics

Chunfeng Huang, Kejin Wei, Xiao Hu, Xin Hua, Xi Xiao, Ye Chen, Yongqiang Du, Zhengeng Zhao

arxiv:2212.12980 v2 · 2022-12-26 · 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{FDNIPMAPS5RXGNJZ6YOSJR55ZU}

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	2026-07-05T06:19:17.548578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28da87b00f9763733539f61d24c7bdcd221827c4b6e34a769233ff999c906aee

Aliases

arxiv: 2212.12980 · arxiv_version: 2212.12980v2 · doi: 10.48550/arxiv.2212.12980 · pith_short_12: FDNIPMAPS5RX · pith_short_16: FDNIPMAPS5RXGNJZ · pith_short_8: FDNIPMAP

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/FDNIPMAPS5RXGNJZ6YOSJR55ZU \
  | 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: 28da87b00f9763733539f61d24c7bdcd221827c4b6e34a769233ff999c906aee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5934566360e7abc2239202a74799200de2b3992b52b8f1c9613d9c99f90fbeca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-12-26T01:45:13Z",
    "title_canon_sha256": "e45acda676e93803af49f8dadb09fff982b3dcaae31709dd2ed167aad899133d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.12980",
    "kind": "arxiv",
    "version": 2
  }
}