Pith Number

pith:T3ECIM4X

pith:2024:T3ECIM4XSYAL2HOQRCYRFH3JQU

not attested not anchored not stored refs pending

The Iterative Optimal Brain Surgeon: Faster Sparse Recovery by Leveraging Second-Order Information

Dan Alistarh, Denis Kuznedelev, Diyuan Wu, Ionut-Vlad Modoranu, Mher Safaryan

arxiv:2408.17163 v1 · 2024-08-30 · 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{T3ECIM4XSYAL2HOQRCYRFH3JQU}

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	2026-07-05T09:01:11.657815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ec82433979600bd1dd088b1129f6985079a06a9eded2040444bb234ec92611b

Aliases

arxiv: 2408.17163 · arxiv_version: 2408.17163v1 · doi: 10.48550/arxiv.2408.17163 · pith_short_12: T3ECIM4XSYAL · pith_short_16: T3ECIM4XSYAL2HOQ · pith_short_8: T3ECIM4X

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/T3ECIM4XSYAL2HOQRCYRFH3JQU \
  | 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: 9ec82433979600bd1dd088b1129f6985079a06a9eded2040444bb234ec92611b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bed41d9f1f92cbd770da211a4acba99656a6b43e92314366a05453ec3fdfedd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-08-30T10:06:26Z",
    "title_canon_sha256": "0e56997263b3006bdaac797ac37273ac2f33f9a63af477c3f3a328a8f3001603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.17163",
    "kind": "arxiv",
    "version": 1
  }
}