Pith Number

pith:QGCB6GEE

pith:2026:QGCB6GEE2UM7Q5WMBVCQYGEC7D

not attested not anchored not stored refs pending

220-GBd optical coherent waveform generation using temporal unitary transforms

Callum Deakin, Di Che, Xi Chen

arxiv:2606.17226 v2 · 2026-06-15 · physics.optics · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGCB6GEE2UM7Q5WMBVCQYGEC7D}

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	2026-06-19T16:11:38.411740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81841f1884d519f876cc0d450c1882f8ce0684d01c6e9d3eae89e3ec1224a363

Aliases

arxiv: 2606.17226 · arxiv_version: 2606.17226v2 · doi: 10.48550/arxiv.2606.17226 · pith_short_12: QGCB6GEE2UM7 · pith_short_16: QGCB6GEE2UM7Q5WM · pith_short_8: QGCB6GEE

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/QGCB6GEE2UM7Q5WMBVCQYGEC7D \
  | 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: 81841f1884d519f876cc0d450c1882f8ce0684d01c6e9d3eae89e3ec1224a363

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "767b9cca41fec32d0fef3c85b95d0c5dcb41f7f9ebfdd83cfbb91ce816ce5b02",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-06-15T19:16:24Z",
    "title_canon_sha256": "0800bdf715853d15f86e2ea1a992f7883e24e163744874e076f12af89e44c01d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17226",
    "kind": "arxiv",
    "version": 2
  }
}