Pith Number

pith:DB6GS446

pith:2025:DB6GS446LJ4OTENUUM3BRNMJGX

not attested not anchored not stored refs pending

Scalable intensity-based photonic matrix-vector multiplication processor using single-wavelength time-division-multiplexed signals

Chengli Chai, Kasidit Toprasertpong, Makoto Okano, Mitsuru Takenaka, Rui Tang, Shinichi Takagi

arxiv:2501.18194 v2 · 2025-01-30 · physics.optics · cs.ET · 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{DB6GS446LJ4OTENUUM3BRNMJGX}

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	2026-07-05T11:10:50.847930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187c69739e5a78e991b4a33618b58935ebdfe076009315d5e80bcada0dc66a8e

Aliases

arxiv: 2501.18194 · arxiv_version: 2501.18194v2 · doi: 10.48550/arxiv.2501.18194 · pith_short_12: DB6GS446LJ4O · pith_short_16: DB6GS446LJ4OTENU · pith_short_8: DB6GS446

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/DB6GS446LJ4OTENUUM3BRNMJGX \
  | 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: 187c69739e5a78e991b4a33618b58935ebdfe076009315d5e80bcada0dc66a8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e808b830f5c16956552f88d3137c943fb81c7e119c2a52077112d43cba642dd5",
    "cross_cats_sorted": [
      "cs.ET",
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-01-30T08:20:55Z",
    "title_canon_sha256": "1f146e883f5df5a35a1df160588b376c87470c7959126edb05a28518adc7f0b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18194",
    "kind": "arxiv",
    "version": 2
  }
}