Pith Number

pith:2MUGHF4S

pith:2026:2MUGHF4S4QTXU5NPKNOCAAJPYZ

not attested not anchored not stored refs pending

Pruning via Causal Attribution Preserves Reasoning Performance in Large Language Models

Amogh Sheth, Andrew Lin, Biruk Assefa, Yi Wen Huang, Yuhao Ge

arxiv:2606.19350 v1 · 2026-04-27 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MUGHF4S4QTXU5NPKNOCAAJPYZ}

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	2026-06-19T16:12:22.903274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d328639792e4277a75af535c20012fc64853bd6779d72f5f07f6447e60f2f961

Aliases

arxiv: 2606.19350 · arxiv_version: 2606.19350v1 · doi: 10.48550/arxiv.2606.19350 · pith_short_12: 2MUGHF4S4QTX · pith_short_16: 2MUGHF4S4QTXU5NP · pith_short_8: 2MUGHF4S

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/2MUGHF4S4QTXU5NPKNOCAAJPYZ \
  | 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: d328639792e4277a75af535c20012fc64853bd6779d72f5f07f6447e60f2f961

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e98778b72c4d6abd76d8f5b9b36d432f86e7a0d54201b2305678ab580651b511",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-04-27T01:44:10Z",
    "title_canon_sha256": "d2617f33259362177b4bec838886690c6a5158f628770b3ad93a2a22c444ba33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19350",
    "kind": "arxiv",
    "version": 1
  }
}