Pith Number

pith:PDWEMATF

pith:2018:PDWEMATFF3GW6RZJZQTGY3N6Z4

not attested not anchored not stored refs pending

Fisher Information and Natural Gradient Learning of Random Deep Networks

Masafumi Oizumi, Ryo Karakida, Shun-ichi Amari

arxiv:1808.07172 v1 · 2018-08-22 · cs.LG · cond-mat.dis-nn · 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{PDWEMATFF3GW6RZJZQTGY3N6Z4}

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	2026-05-18T00:07:29.734921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78ec4602652ecd6f4729cc266c6dbecf0f0e1c17e8fa04aed96dc161ba528e7a

Aliases

arxiv: 1808.07172 · arxiv_version: 1808.07172v1 · doi: 10.48550/arxiv.1808.07172 · pith_short_12: PDWEMATFF3GW · pith_short_16: PDWEMATFF3GW6RZJ · pith_short_8: PDWEMATF

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/PDWEMATFF3GW6RZJZQTGY3N6Z4 \
  | 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: 78ec4602652ecd6f4729cc266c6dbecf0f0e1c17e8fa04aed96dc161ba528e7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d70e8b04973b9bd5514acb087399f8b7656f51e870f3a32880e1f4cc2f6a12f5",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-08-22T01:04:07Z",
    "title_canon_sha256": "68248c7a61bce2f9c05530374696b116c423e30f27bd4045caf813e1ec6c1f63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07172",
    "kind": "arxiv",
    "version": 1
  }
}