Pith Number

pith:YAJAJXK2

pith:2024:YAJAJXK23YSOLV6WRTBK4V27KE

not attested not anchored not stored refs pending

An ultra-broadband photonic-chip-based traveling-wave parametric amplifier

Alberto Nardi, Alisa Davydova, Johann Riemensberger, Mikhail Churaev, Nikolai Kuznetsov, Paul Seidler, Tobias J. Kippenberg

arxiv:2404.08609 v2 · 2024-04-12 · physics.optics · physics.app-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{YAJAJXK23YSOLV6WRTBK4V27KE}

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	2026-07-05T09:29:49.069361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c01204dd5ade24e5d7d68cc2ae575f51300a62a47e79d65b85d3c7ff43ffffe7

Aliases

arxiv: 2404.08609 · arxiv_version: 2404.08609v2 · doi: 10.48550/arxiv.2404.08609 · pith_short_12: YAJAJXK23YSO · pith_short_16: YAJAJXK23YSOLV6W · pith_short_8: YAJAJXK2

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/YAJAJXK23YSOLV6WRTBK4V27KE \
  | 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: c01204dd5ade24e5d7d68cc2ae575f51300a62a47e79d65b85d3c7ff43ffffe7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04e5a4880d2f43a1d8a81448732f2f9e606fdccf126f6828f12a41a94a43fca7",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2024-04-12T17:15:14Z",
    "title_canon_sha256": "88bd868c1b5470ebf50ed6c7238971ec412c4fb8afde25ba397768db3f425bf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.08609",
    "kind": "arxiv",
    "version": 2
  }
}