Pith Number

pith:UI5NFCST

pith:2023:UI5NFCST5RKQOIDFCMGUD2A7MV

not attested not anchored not stored refs pending

A wideband, high-resolution vector spectrum analyzer for integrated photonics

Baoqi Shi, Chen Shen, Hairun Guo, Jinbao Long, Junqiu Liu, Ruiyang Chen, Sanli Huang, Wei Sun, Yi-Han Luo, Zhichao Ye, Zhongkai Wang

arxiv:2304.04295 v2 · 2023-04-09 · 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{UI5NFCST5RKQOIDFCMGUD2A7MV}

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	2026-07-05T08:04:57.048815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a23ad28a53ec55072065130d41e81f654c62094445ba9b3ee5d87439543c22a8

Aliases

arxiv: 2304.04295 · arxiv_version: 2304.04295v2 · doi: 10.48550/arxiv.2304.04295 · pith_short_12: UI5NFCST5RKQ · pith_short_16: UI5NFCST5RKQOIDF · pith_short_8: UI5NFCST

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/UI5NFCST5RKQOIDFCMGUD2A7MV \
  | 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: a23ad28a53ec55072065130d41e81f654c62094445ba9b3ee5d87439543c22a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28cf47c0e338c48a65f6f8eb2ac76caae204d3fecb70e2eb29d992194650b786",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-04-09T19:04:33Z",
    "title_canon_sha256": "b03c1a71338683fbd77b6aaee93c5126ce54c63f19cdfc13bc08869956725454"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.04295",
    "kind": "arxiv",
    "version": 2
  }
}