Pith Number

pith:MYM7R7IF

pith:2025:MYM7R7IFS22CG7HW5A5AAPILMI

not attested not anchored not stored refs pending

Optical Convolutional Spectrometer

Chunhui Yao, Ian White, Jie Ma, Kangning Xu, Liang Ming, Ningning Wang, Peng Bao, Qixiang Cheng, Richard Penty, Tao Zhang, Tawfique Hasan, Ting Yan, Wanlu Zhang, Wei Zhuo, Yuxiao Ye

arxiv:2502.08749 v1 · 2025-02-12 · 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{MYM7R7IFS22CG7HW5A5AAPILMI}

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	2026-07-05T10:13:29.316932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6619f8fd0596b4237cf6e83a003d0b622a4b053fb90689055fec62d436a57a28

Aliases

arxiv: 2502.08749 · arxiv_version: 2502.08749v1 · doi: 10.48550/arxiv.2502.08749 · pith_short_12: MYM7R7IFS22C · pith_short_16: MYM7R7IFS22CG7HW · pith_short_8: MYM7R7IF

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/MYM7R7IFS22CG7HW5A5AAPILMI \
  | 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: 6619f8fd0596b4237cf6e83a003d0b622a4b053fb90689055fec62d436a57a28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3afc9a23765121038907d859382c4a0661c334fb9ed5ab5e076b7326338d858",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-02-12T19:43:45Z",
    "title_canon_sha256": "1260b1c74bb3eef9730aa7bbd259d035b3566f364e790559717e67eab1297cfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08749",
    "kind": "arxiv",
    "version": 1
  }
}