Pith Number

pith:I2WMAUT5

pith:2019:I2WMAUT5SJPND63P56ZOQ5RXUS

not attested not anchored not stored refs pending

Efficient Convolutional Neural Network Training with Direct Feedback Alignment

Donghyeon Han, Hoi-Jun Yoo

arxiv:1901.01986 v1 · 2019-01-06 · 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{I2WMAUT5SJPND63P56ZOQ5RXUS}

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	2026-05-17T23:56:44.242979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46acc0527d925ed1fb6fefb2e87637a4be5cbb1813126150fb2b97f82442f3d5

Aliases

arxiv: 1901.01986 · arxiv_version: 1901.01986v1 · doi: 10.48550/arxiv.1901.01986 · pith_short_12: I2WMAUT5SJPN · pith_short_16: I2WMAUT5SJPND63P · pith_short_8: I2WMAUT5

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/I2WMAUT5SJPND63P56ZOQ5RXUS \
  | 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: 46acc0527d925ed1fb6fefb2e87637a4be5cbb1813126150fb2b97f82442f3d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d0808e6600bef091d8bf39bbb0fc592d67e308ac500731ba128f2d7990dc198",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-06T04:36:38Z",
    "title_canon_sha256": "a88a25e4e85f1f4bf39aac3daa69f0cc561d0d32e82767f32d59aa12bc83aeda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01986",
    "kind": "arxiv",
    "version": 1
  }
}