Pith Number

pith:RBUVXMOM

pith:2019:RBUVXMOMF5KILCLZL5LUXQN62Y

not attested not anchored not stored refs pending

Self-learning photonic signal processor with an optical neural network chip

Dingshan Gao, Hailong Zhou, Jianji Dong, Xinliang Zhang, Xu Wang, Yuhe Zhao

arxiv:1902.07318 v1 · 2019-02-18 · eess.SP · 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{RBUVXMOMF5KILCLZL5LUXQN62Y}

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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	2026-07-05T02:55:51.248745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88695bb1cc2f548589795f574bc1bed60491f48b93af67f63023e69553308fe8

Aliases

arxiv: 1902.07318 · arxiv_version: 1902.07318v1 · doi: 10.48550/arxiv.1902.07318 · pith_short_12: RBUVXMOMF5KI · pith_short_16: RBUVXMOMF5KILCLZ · pith_short_8: RBUVXMOM

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/RBUVXMOMF5KILCLZL5LUXQN62Y \
  | 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: 88695bb1cc2f548589795f574bc1bed60491f48b93af67f63023e69553308fe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f778f8354aa654c9d2bd9a6b0df06c45c9c06ce0e60531f84f5991b1678419d7",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-02-18T11:22:04Z",
    "title_canon_sha256": "ca79bbc5158c91d528ddc108ab8a55391ee3939b25673d1e1300b0ee26dd7a18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07318",
    "kind": "arxiv",
    "version": 1
  }
}