Pith Number

pith:CWQXZTBI

pith:2022:CWQXZTBIS77ZUXNYT4K32OF3BS

not attested not anchored not stored refs pending

Spectrally separable photon-pair generation in dispersion engineered thin-film lithium niobate

Amirhassan Shams-Ansari, Carsten Langrock, Changchen Chen, C. J. Xin, Di Zhu, Franco N. C. Wong, Jatadhari Mishra, Marko Lon\v{c}ar, M. M. Fejer, Neil Sinclair

arxiv:2202.12469 v2 · 2022-02-25 · physics.optics · 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{CWQXZTBIS77ZUXNYT4K32OF3BS}

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	2026-07-05T04:27:00.129223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15a17ccc2897ff9a5db89f15bd38bb0c8c13400c06eb9d1615fcd86138512075

Aliases

arxiv: 2202.12469 · arxiv_version: 2202.12469v2 · doi: 10.48550/arxiv.2202.12469 · pith_short_12: CWQXZTBIS77Z · pith_short_16: CWQXZTBIS77ZUXNY · pith_short_8: CWQXZTBI

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/CWQXZTBIS77ZUXNYT4K32OF3BS \
  | 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: 15a17ccc2897ff9a5db89f15bd38bb0c8c13400c06eb9d1615fcd86138512075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac46db1385683c449f193c883cdd01a99b61e3baf6cecf6b08a1ae7cbab7423",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2022-02-25T02:53:14Z",
    "title_canon_sha256": "6fb77bd2c29c97a47ee3a6f07b8c2310767c8d28bd8c26a97491ff00bf2aeac2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.12469",
    "kind": "arxiv",
    "version": 2
  }
}