Pith Number

pith:T3HFPR5S

pith:2019:T3HFPR5SVALPABDS27OVF7AZHD

not attested not anchored not stored refs pending

Reprogrammable Electro-Optic Nonlinear Activation Functions for Optical Neural Networks

Ben Bartlett, Ian A. D. Williamson, Momchil Minkov, Shanhui Fan, Sunil Pai, Tyler W. Hughes

arxiv:1903.04579 v2 · 2019-03-12 · eess.SP · cs.NE · 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{T3HFPR5SVALPABDS27OVF7AZHD}

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	2026-07-04T23:52:20.511150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ece57c7b2a816f00472d7dd52fc1938d49371a338f840f090b3089e8a984f27

Aliases

arxiv: 1903.04579 · arxiv_version: 1903.04579v2 · doi: 10.48550/arxiv.1903.04579 · pith_short_12: T3HFPR5SVALP · pith_short_16: T3HFPR5SVALPABDS · pith_short_8: T3HFPR5S

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/T3HFPR5SVALPABDS27OVF7AZHD \
  | 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: 9ece57c7b2a816f00472d7dd52fc1938d49371a338f840f090b3089e8a984f27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "256b0e03588991196c084ff2b0a7eb2a11a9abf767d5fb5149da9c0386c7d6eb",
    "cross_cats_sorted": [
      "cs.NE",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-03-12T04:02:25Z",
    "title_canon_sha256": "0dc648bf019fdddb9de3fc0692a288315d3bcf8ad9f39867a09b0ef3e45b08c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04579",
    "kind": "arxiv",
    "version": 2
  }
}