Pith Number

pith:UMLG2IGW

pith:2019:UMLG2IGWNGTMRHC7GCETOVPBJQ

not attested not anchored not stored refs pending

Training Neural Networks with Local Error Signals

Arild N{\o}kland, Lars Hiller Eidnes

arxiv:1901.06656 v2 · 2019-01-20 · stat.ML · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMLG2IGWNGTMRHC7GCETOVPBJQ}

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	2026-05-17T23:46:45.798106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3166d20d669a6c89c5f30893755e14c2a044a8f6b45e0f7b141bd3f26255fd4

Aliases

arxiv: 1901.06656 · arxiv_version: 1901.06656v2 · doi: 10.48550/arxiv.1901.06656 · pith_short_12: UMLG2IGWNGTM · pith_short_16: UMLG2IGWNGTMRHC7 · pith_short_8: UMLG2IGW

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/UMLG2IGWNGTMRHC7GCETOVPBJQ \
  | 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: a3166d20d669a6c89c5f30893755e14c2a044a8f6b45e0f7b141bd3f26255fd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db2a538875aa8bc69dd57d8850c484de18154020313d36d8fc6b7953a6e376ae",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-01-20T10:59:53Z",
    "title_canon_sha256": "0dde19090b1f05e22aa265016d61b77cb97e3fc41da5d612a2c96453a68b3ac0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06656",
    "kind": "arxiv",
    "version": 2
  }
}