Pith Number

pith:Z4RBUM6Y

pith:2022:Z4RBUM6YGJLOZFTM2VFVCWOJES

not attested not anchored not stored refs pending

Dynamic N:M Fine-grained Structured Sparse Attention Mechanism

Liu Liu, Yuan Xie, Yufei Ding, Yuying Quan, Zhaodong Chen, Zheng Qu

arxiv:2203.00091 v1 · 2022-02-28 · 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{Z4RBUM6YGJLOZFTM2VFVCWOJES}

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

Preserving Deep Representations In One-Shot Pruning: A Hessian-Free Second-Order Optimization Framework

Receipt and verification

First computed	2026-07-05T04:01:13.663376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf221a33d83256ec966cd54b5159c92484c3f293aa8d906bb42955dc9e7c8659

Aliases

arxiv: 2203.00091 · arxiv_version: 2203.00091v1 · doi: 10.48550/arxiv.2203.00091 · pith_short_12: Z4RBUM6YGJLO · pith_short_16: Z4RBUM6YGJLOZFTM · pith_short_8: Z4RBUM6Y

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/Z4RBUM6YGJLOZFTM2VFVCWOJES \
  | 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: cf221a33d83256ec966cd54b5159c92484c3f293aa8d906bb42955dc9e7c8659

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aa25d265214026bab3114009dc51572e3623945a35213159fe5384e93ee63b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-28T20:52:24Z",
    "title_canon_sha256": "4df92b913da38102406a76705bb971c4e796274817204ece89142fb03202fda6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00091",
    "kind": "arxiv",
    "version": 1
  }
}