Pith Number

pith:VEOT2LSN

pith:2019:VEOT2LSNX74D4EWT34WLJFM7AW

not attested not anchored not stored refs pending

Low-Depth Optical Neural Networks

Man-Hong Yung, Xiao-Ming Zhang

arxiv:1904.02165 v2 · 2019-04-03 · physics.optics · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEOT2LSNX74D4EWT34WLJFM7AW}

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	2026-05-17T23:45:51.786371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a91d3d2e4dbff83e12d3df2cb4959f058a303cbefb881ae4061d87246148d95a

Aliases

arxiv: 1904.02165 · arxiv_version: 1904.02165v2 · doi: 10.48550/arxiv.1904.02165 · pith_short_12: VEOT2LSNX74D · pith_short_16: VEOT2LSNX74D4EWT · pith_short_8: VEOT2LSN

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/VEOT2LSNX74D4EWT34WLJFM7AW \
  | 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: a91d3d2e4dbff83e12d3df2cb4959f058a303cbefb881ae4061d87246148d95a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2fe492e026156654733af31ec3e687f4a20fbb7fa485f67bd5b3886c9eb7654",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-04-03T18:00:01Z",
    "title_canon_sha256": "0172c6b888ca47ba6d4d4c934a4fe7044d8a64075e200e9312fd5cd9b4089978"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02165",
    "kind": "arxiv",
    "version": 2
  }
}