Pith Number

pith:Y7HDLPBI

pith:2023:Y7HDLPBI74MELG3FP6XFXUU6BU

not attested not anchored not stored refs pending

Machine learning meets Singular Optics: Speckle-based Structured light demultiplexing

Purnesh Singh Badavath, Venugopal Raskatla, Vijay Kumar

arxiv:2311.00366 v1 · 2023-11-01 · 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{Y7HDLPBI74MELG3FP6XFXUU6BU}

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	2026-07-05T07:07:56.446557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7ce35bc28ff18459b657fae5bd29e0d2cd1a7e88afe81192b80e64397b4dc2e

Aliases

arxiv: 2311.00366 · arxiv_version: 2311.00366v1 · doi: 10.48550/arxiv.2311.00366 · pith_short_12: Y7HDLPBI74ME · pith_short_16: Y7HDLPBI74MELG3F · pith_short_8: Y7HDLPBI

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/Y7HDLPBI74MELG3FP6XFXUU6BU \
  | 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: c7ce35bc28ff18459b657fae5bd29e0d2cd1a7e88afe81192b80e64397b4dc2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e7c5695def3eacc6886d0fb96bd7e7017856c393e3fc1f9ca71180f1bdee36d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-11-01T08:36:53Z",
    "title_canon_sha256": "b2523969384f17b42af37d88af2195856b5cf7cd18ef5489bdb5fbc738c5b5ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.00366",
    "kind": "arxiv",
    "version": 1
  }
}