Pith Number

pith:MBE6ORYH

pith:2021:MBE6ORYHNHX2JN7WHOOEPSCGIB

not attested not anchored not stored refs pending

An Information-Theoretic Justification for Model Pruning

Albert No, Berivan Isik, Tsachy Weissman

arxiv:2102.08329 v4 · 2021-02-16 · cs.LG · cs.IT · eess.SP · math.IT · 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{MBE6ORYHNHX2JN7WHOOEPSCGIB}

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	2026-07-05T03:55:47.035528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6049e7470769efa4b7f63b9c47c84640477ac0005ee1a50d510187b224413825

Aliases

arxiv: 2102.08329 · arxiv_version: 2102.08329v4 · doi: 10.48550/arxiv.2102.08329 · pith_short_12: MBE6ORYHNHX2 · pith_short_16: MBE6ORYHNHX2JN7W · pith_short_8: MBE6ORYH

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/MBE6ORYHNHX2JN7WHOOEPSCGIB \
  | 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: 6049e7470769efa4b7f63b9c47c84640477ac0005ee1a50d510187b224413825

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddfe067a8860b4d2e112c63133dcb2a8f80c51b3241c06d414a620d145ca7546",
    "cross_cats_sorted": [
      "cs.IT",
      "eess.SP",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-16T18:17:57Z",
    "title_canon_sha256": "97b083bf833378424ee2984ae51027c127bc386d310b930cb94fb168869e124b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.08329",
    "kind": "arxiv",
    "version": 4
  }
}