Pith Number

pith:EPUUT5FA

pith:2023:EPUUT5FAUC6FZ33V3VRCMOO3SG

not attested not anchored not stored refs pending

Redesigning spectroscopic sensors with programmable photonic circuits

Chunhui Yao, Kangning Xu, Minjia Chen, Qixiang Cheng, Richard Penty, Wanlu Zhang

arxiv:2306.05729 v1 · 2023-06-09 · 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{EPUUT5FAUC6FZ33V3VRCMOO3SG}

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	2026-07-05T06:19:09.535662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23e949f4a0a0bc5cef75dd622639db919772c59173451cb0093b77b631ca6995

Aliases

arxiv: 2306.05729 · arxiv_version: 2306.05729v1 · doi: 10.48550/arxiv.2306.05729 · pith_short_12: EPUUT5FAUC6F · pith_short_16: EPUUT5FAUC6FZ33V · pith_short_8: EPUUT5FA

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/EPUUT5FAUC6FZ33V3VRCMOO3SG \
  | 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: 23e949f4a0a0bc5cef75dd622639db919772c59173451cb0093b77b631ca6995

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5249c41db8404f3d099b800975f6852cd5b7bb12e5523433bb66f95b5e12d72",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-06-09T07:51:28Z",
    "title_canon_sha256": "53eb942a3a5d7a5e65138944fd320ba0b540d367f52f565c496c9c1f78f81ab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.05729",
    "kind": "arxiv",
    "version": 1
  }
}