Pith Number

pith:KMOP7GPZ

pith:2019:KMOP7GPZZZDED2HGH56BWDCSNH

not attested not anchored not stored refs pending

Direct Feedback Alignment with Sparse Connections for Local Learning

Abhinav Parihar, Arijit Raychowdhury, Brian Crafton, Evan Gebhardt

arxiv:1903.02083 v2 · 2019-01-30 · cs.NE · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KMOP7GPZZZDED2HGH56BWDCSNH}

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	2026-05-17T23:46:40.981387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

531cff99f9ce4641e8e63f7c1b0c5269f27b46ebbde92d19cab5a432aee7705b

Aliases

arxiv: 1903.02083 · arxiv_version: 1903.02083v2 · doi: 10.48550/arxiv.1903.02083 · pith_short_12: KMOP7GPZZZDE · pith_short_16: KMOP7GPZZZDED2HG · pith_short_8: KMOP7GPZ

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/KMOP7GPZZZDED2HGH56BWDCSNH \
  | 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: 531cff99f9ce4641e8e63f7c1b0c5269f27b46ebbde92d19cab5a432aee7705b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7458ab7aa79a1272f2a2cb447f78e551cb6cf6b9dee91eada91fb2e283b6f3fb",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-01-30T16:33:08Z",
    "title_canon_sha256": "b5a6e1d0fdab0bc34a0ded406f3865421b91c16f0a43813d7e14115455698be7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02083",
    "kind": "arxiv",
    "version": 2
  }
}