Pith Number

pith:VTMNTLP7

pith:2019:VTMNTLP7XHL5THECXFF7XMG6VG

not attested not anchored not stored refs pending

Low-loss fiber-to-chip interface for lithium niobate photonic integrated circuits

Amirhassan Shams-Ansari, Cheng Wang, Lingyan He, Marko Loncar, Mian Zhang, Rongrong Zhu

arxiv:1902.08969 v1 · 2019-02-24 · physics.app-ph · 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{VTMNTLP7XHL5THECXFF7XMG6VG}

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	2026-05-17T23:45:25.791614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acd8d9adffb9d7d99c82b94bfbb0dea9953c6d61e85dfdc246a7c465025e7448

Aliases

arxiv: 1902.08969 · arxiv_version: 1902.08969v1 · doi: 10.48550/arxiv.1902.08969 · pith_short_12: VTMNTLP7XHL5 · pith_short_16: VTMNTLP7XHL5THEC · pith_short_8: VTMNTLP7

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/VTMNTLP7XHL5THECXFF7XMG6VG \
  | 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: acd8d9adffb9d7d99c82b94bfbb0dea9953c6d61e85dfdc246a7c465025e7448

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e1c2889210c2f2760eddc4cc5a710f9a8a80d6710c73a4ca0d6061d0cea5f4c",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-02-24T15:54:22Z",
    "title_canon_sha256": "c52a9f7c0392ded74e383f4f37ab37be4cda709a6d5369758e549238f854d90a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08969",
    "kind": "arxiv",
    "version": 1
  }
}