Pith Number

pith:5V44UXQD

pith:2019:5V44UXQDD7GMRUMFUYXVUBH5YI

not attested not anchored not stored refs pending

An Essay on Optimization Mystery of Deep Learning

Eugene Golikov

arxiv:1905.07187 v1 · 2019-05-17 · 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{5V44UXQDD7GMRUMFUYXVUBH5YI}

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	2026-05-17T23:45:56.211097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed79ca5e031fccc8d185a62f5a04fdc20925eaca59e3dc6aeb31ec216a0f2926

Aliases

arxiv: 1905.07187 · arxiv_version: 1905.07187v1 · doi: 10.48550/arxiv.1905.07187 · pith_short_12: 5V44UXQDD7GM · pith_short_16: 5V44UXQDD7GMRUMF · pith_short_8: 5V44UXQD

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/5V44UXQDD7GMRUMFUYXVUBH5YI \
  | 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: ed79ca5e031fccc8d185a62f5a04fdc20925eaca59e3dc6aeb31ec216a0f2926

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4586c965d68c7e9ad3d0417e777ee5101399b9ee1b3d7e81607983e929f1db1c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-17T10:28:06Z",
    "title_canon_sha256": "c6b0d67fa59ea6007fea5ad9f48de685c562b0bb25610b6390185a3436835114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07187",
    "kind": "arxiv",
    "version": 1
  }
}