Pith Number

pith:WWDWUNKU

pith:2018:WWDWUNKUGSTZ7KH3Q4XTWM2OD3

not attested not anchored not stored refs pending

Meta-Learning with Hessian-Free Approach in Deep Neural Nets Training

Boyu Chen, Ernest Fokoue, Wenlian Lu

arxiv:1805.08462 v2 · 2018-05-22 · 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{WWDWUNKUGSTZ7KH3Q4XTWM2OD3}

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	2026-05-18T00:06:20.222935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5876a355434a79fa8fb872f3b334e1ee477589a0898c8bf25cb378ba8a40211

Aliases

arxiv: 1805.08462 · arxiv_version: 1805.08462v2 · doi: 10.48550/arxiv.1805.08462 · pith_short_12: WWDWUNKUGSTZ · pith_short_16: WWDWUNKUGSTZ7KH3 · pith_short_8: WWDWUNKU

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/WWDWUNKUGSTZ7KH3Q4XTWM2OD3 \
  | 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: b5876a355434a79fa8fb872f3b334e1ee477589a0898c8bf25cb378ba8a40211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f8be3a5e424db9cd239248bfa5c8fd50959adb03176ed6977815476b417ddbb",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-22T09:04:52Z",
    "title_canon_sha256": "6df97199cef07068a8df72f6da84085345f12727e6e30c44481136adc283248e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08462",
    "kind": "arxiv",
    "version": 2
  }
}