Pith Number

pith:LA2KWRMH

pith:2022:LA2KWRMHSZEFQPKBVKXFFCKSHS

not attested not anchored not stored refs pending

The Combinatorial Brain Surgeon: Pruning Weights That Cancel One Another in Neural Networks

Shandian Zhe, Srikumar Ramalingam, Thiago Serra, Xin Yu

arxiv:2203.04466 v3 · 2022-03-09 · cs.LG · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LA2KWRMHSZEFQPKBVKXFFCKSHS}

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

HORST: Composing Optimizer Geometries for Sparse Transformer Training

Receipt and verification

First computed	2026-07-05T04:32:57.233576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5834ab45879648583d41aaae5289523c867a1147ccf3c93ae18e7e77c1c7410f

Aliases

arxiv: 2203.04466 · arxiv_version: 2203.04466v3 · doi: 10.48550/arxiv.2203.04466 · pith_short_12: LA2KWRMHSZEF · pith_short_16: LA2KWRMHSZEFQPKB · pith_short_8: LA2KWRMH

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/LA2KWRMHSZEFQPKBVKXFFCKSHS \
  | 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: 5834ab45879648583d41aaae5289523c867a1147ccf3c93ae18e7e77c1c7410f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a4bc77b7d869d64426273b92d09856bfee79cd21a71edb496b6aee8bd3128aa",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-03-09T00:58:04Z",
    "title_canon_sha256": "1c94afbe34f3165e24d6d5d5070409887a23cc030c5830cbde2bdbd9183726c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.04466",
    "kind": "arxiv",
    "version": 3
  }
}