Pith Number

pith:RJHYGA75

pith:2020:RJHYGA75B2IBQ2WRY4G5XX2ZGP

not attested not anchored not stored refs pending

A Deep Unsupervised Feature Learning Spiking Neural Network with Binarized Classification Layers for EMNIST Classification using SpykeFlow

John Chiasson, Ruthvik Vaila, Vishal Saxena

arxiv:2002.11843 v4 · 2020-02-26 · cs.NE · cs.LG · eess.IV · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJHYGA75B2IBQ2WRY4G5XX2ZGP}

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	2026-07-05T01:47:12.694656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a4f8303fd0e90186ad1c70ddbdf5933cd799cdc5ebc61af3428354312df0b49

Aliases

arxiv: 2002.11843 · arxiv_version: 2002.11843v4 · doi: 10.48550/arxiv.2002.11843 · pith_short_12: RJHYGA75B2IB · pith_short_16: RJHYGA75B2IBQ2WR · pith_short_8: RJHYGA75

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/RJHYGA75B2IBQ2WRY4G5XX2ZGP \
  | 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: 8a4f8303fd0e90186ad1c70ddbdf5933cd799cdc5ebc61af3428354312df0b49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7745a89a32a5662ee301f9a155db0d8b1afd0bbe30bc5910d41365e2c3b898bd",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2020-02-26T23:47:35Z",
    "title_canon_sha256": "9d565b76d4fa59d7423447569f37b3c9bb5319dc1e8d1d092045b80c2eca22e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.11843",
    "kind": "arxiv",
    "version": 4
  }
}