Pith Number

pith:P52PUBAZ

pith:2019:P52PUBAZWC7HGWFBVHVRPLREU5

not attested not anchored not stored refs pending

Group Pruning using a Bounded-Lp norm for Group Gating and Regularization

Chaithanya Kumar Mummadi, Dan Zhang, Thomas Brox, Tim Genewein, Volker Fischer

arxiv:1908.03463 v1 · 2019-08-09 · stat.ML · 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{P52PUBAZWC7HGWFBVHVRPLREU5}

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	2026-07-04T23:52:40.163737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f74fa0419b0be7358a1a9eb17ae24a7483e628c8970915e282f4c2fea6ca8d8

Aliases

arxiv: 1908.03463 · arxiv_version: 1908.03463v1 · doi: 10.48550/arxiv.1908.03463 · pith_short_12: P52PUBAZWC7H · pith_short_16: P52PUBAZWC7HGWFB · pith_short_8: P52PUBAZ

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/P52PUBAZWC7HGWFBVHVRPLREU5 \
  | 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: 7f74fa0419b0be7358a1a9eb17ae24a7483e628c8970915e282f4c2fea6ca8d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3455bd77cf699924461db691f4f78ba3c3db2e956eb4f9f1ec45fef35331524",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-08-09T14:08:35Z",
    "title_canon_sha256": "3e1300062247994ce6c68dbe47eb544f808a631029dbfeb8ef25cf47aaed5cb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03463",
    "kind": "arxiv",
    "version": 1
  }
}