Pith Number

pith:AS7SQSS6

pith:2026:AS7SQSS6W2OG4LADPHJCYH7V3E

not attested not anchored not stored refs pending

General-Purpose Photonic Computing Primitive for Contemporary Artificial Intelligence

Chenghao Feng, David Z. Pan, Hanqing Zhu, Jiaqi Gu, Ray T. Chen, Shupeng Ning, Zhenxiang Xu

arxiv:2605.23051 v1 · 2026-05-21 · 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{AS7SQSS6W2OG4LADPHJCYH7V3E}

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	2026-05-25T02:01:36.280143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04bf284a5eb69c6e2c0379d22c1ff5d90069064fd90afab2b85966691ae92661

Aliases

arxiv: 2605.23051 · arxiv_version: 2605.23051v1 · doi: 10.48550/arxiv.2605.23051 · pith_short_12: AS7SQSS6W2OG · pith_short_16: AS7SQSS6W2OG4LAD · pith_short_8: AS7SQSS6

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/AS7SQSS6W2OG4LADPHJCYH7V3E \
  | 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: 04bf284a5eb69c6e2c0379d22c1ff5d90069064fd90afab2b85966691ae92661

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bad05caed0eef3febbfa14b7e234c664676530f375fa405114c7a08704ee7b55",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-05-21T21:33:59Z",
    "title_canon_sha256": "ddde706a3fa7d708403f4bf1e890164084fca0d457d52db588c55b8d5e40acb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23051",
    "kind": "arxiv",
    "version": 1
  }
}