Pith Number

pith:QPWJOXMP

pith:2026:QPWJOXMPMLAVVA6GNIMTN5VTCR

not attested not anchored not stored refs pending

18-dB on-chip vacuum squeezing in an adaptively poled lithium niobate waveguide

Bo-Han Wu, Chun-Ho Lee, Clayton Cheung, Dirk Englund, Ian Christen, James Wang, Kamila Kunes, Kiwon Kwon, Mahmoud Jalali Mehrabad, Mengjie Yu, Mihir Chaudhari, Quntao Zhuang, Reshma Kopparapu, Shi-Yuan Ma, Sri Krishna Vadlamani, Tushar Sanjay Karnik, Xinyi Ren, Yue Yu, Zaijun Chen

arxiv:2605.27607 v1 · 2026-05-26 · 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{QPWJOXMPMLAVVA6GNIMTN5VTCR}

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	2026-05-28T01:04:18.127781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83ec975d8f62c15a83c66a1936f6b31449810e8faaed9e5b0fb8e2b65e55615f

Aliases

arxiv: 2605.27607 · arxiv_version: 2605.27607v1 · doi: 10.48550/arxiv.2605.27607 · pith_short_12: QPWJOXMPMLAV · pith_short_16: QPWJOXMPMLAVVA6G · pith_short_8: QPWJOXMP

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/QPWJOXMPMLAVVA6GNIMTN5VTCR \
  | 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: 83ec975d8f62c15a83c66a1936f6b31449810e8faaed9e5b0fb8e2b65e55615f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9d198bd252b7301af16510559009152c7cdd5fd98a6467d10c783e65379fdc0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-26T19:24:01Z",
    "title_canon_sha256": "9981cab91993b5d48ac9429c15a5e2a8388f7b6f87b22136b4feecb4512eeff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27607",
    "kind": "arxiv",
    "version": 1
  }
}