Pith Number

pith:YA4VICVK

pith:2026:YA4VICVK2R6WT2ADC3AG3X3KJS

not attested not anchored not stored refs pending

Highly integrated quantum key distribution transmitter enabled by silicon photonics

Cheng-Guang Dong, Guo-Qing Liu, Hao Liang, Mi Zou, Rende Liu, Shi-Biao Tang, Shuai Li, Yan-Lin Tang, Yan Ma, Zhi-Lin Xie

arxiv:2607.23413 v1 · 2026-07-26 · 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{YA4VICVK2R6WT2ADC3AG3X3KJS}

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	2026-07-28T01:22:51.828386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c039540aaad47d69e80316c06ddf6a4c9964a0b3d829152ae609a25a432af89a

Aliases

arxiv: 2607.23413 · arxiv_version: 2607.23413v1 · doi: 10.48550/arxiv.2607.23413 · pith_short_12: YA4VICVK2R6W · pith_short_16: YA4VICVK2R6WT2AD · pith_short_8: YA4VICVK

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/YA4VICVK2R6WT2ADC3AG3X3KJS \
  | 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: c039540aaad47d69e80316c06ddf6a4c9964a0b3d829152ae609a25a432af89a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a80ef93f24fb00bcb7aa6317103250b3ca8ffef009a6e4223594adbbb0feb0c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-26T02:04:33Z",
    "title_canon_sha256": "ec866a62423789f601963f8471f0efdc0dd6bf6fdc7fe8df2da36aee1eb740d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23413",
    "kind": "arxiv",
    "version": 1
  }
}