Pith Number

pith:P4APBI2Z

pith:2019:P4APBI2ZDBPF4WKSGMXQG3Z4UU

not attested not anchored not stored refs pending

Meta-Learning with Warped Gradient Descent

Andrei A. Rusu, Francesco Visin, Hujun Yin, Raia Hadsell, Razvan Pascanu, Sebastian Flennerhag

arxiv:1909.00025 v2 · 2019-08-30 · cs.LG · cs.NE · 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{P4APBI2ZDBPF4WKSGMXQG3Z4UU}

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.

Cited by

1 paper in Pith

Evaluating Data Influence in Meta Learning

Receipt and verification

First computed	2026-07-05T00:41:36.536575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f00f0a359185e5e5952332f036f3ca53b46a5dff02c85b6b87851d340ad40ac

Aliases

arxiv: 1909.00025 · arxiv_version: 1909.00025v2 · doi: 10.48550/arxiv.1909.00025 · pith_short_12: P4APBI2ZDBPF · pith_short_16: P4APBI2ZDBPF4WKS · pith_short_8: P4APBI2Z

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/P4APBI2ZDBPF4WKSGMXQG3Z4UU \
  | 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: 7f00f0a359185e5e5952332f036f3ca53b46a5dff02c85b6b87851d340ad40ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59dccbf85bcac1fe801a2cd0626f9aeae7d58b7ac26cadf53ca0ab355415ee97",
    "cross_cats_sorted": [
      "cs.NE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-08-30T18:27:35Z",
    "title_canon_sha256": "4d306cd8542a98814b406f7e512ed2a850ea16a324f2e7ca72192bf383c0f7d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.00025",
    "kind": "arxiv",
    "version": 2
  }
}