Pith Number

pith:37MRKZOT

pith:2021:37MRKZOT6N74ZVDFTGN62UIASC

not attested not anchored not stored refs pending

Sparse Spiking Gradient Descent

Dan F.M. Goodman, Nicolas Perez-Nieves

arxiv:2105.08810 v2 · 2021-05-18 · cs.NE · cs.ET · cs.LG · 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{37MRKZOT6N74ZVDFTGN62UIASC}

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.

Cited by

1 paper in Pith

A Truly Sparse and General Implementation of Gradient-Based Synaptic Plasticity

Receipt and verification

First computed	2026-07-05T03:48:06.138830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfd91565d3f37fccd465999bed510090b5970146a41bcecf56b2a4c9716ddf00

Aliases

arxiv: 2105.08810 · arxiv_version: 2105.08810v2 · doi: 10.48550/arxiv.2105.08810 · pith_short_12: 37MRKZOT6N74 · pith_short_16: 37MRKZOT6N74ZVDF · pith_short_8: 37MRKZOT

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/37MRKZOT6N74ZVDFTGN62UIASC \
  | 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: dfd91565d3f37fccd465999bed510090b5970146a41bcecf56b2a4c9716ddf00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ed1424111f54f2183ad6c56bf5a875587e6cada333ae537b54f5d65e1937929",
    "cross_cats_sorted": [
      "cs.ET",
      "cs.LG",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2021-05-18T20:00:55Z",
    "title_canon_sha256": "68e48eb6a9a4df805cf142ba7ff5b9cd5baa5cd67237fd235cf8bfff69e53baa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08810",
    "kind": "arxiv",
    "version": 2
  }
}