Pith Number

pith:N7LQPXAE

pith:2025:N7LQPXAE2BTN6NCZ37XAH4QH3X

not attested not anchored not stored refs pending

Learning to Explain: Prototype-Based Surrogate Models for LLM Classification

Bowen Wei, Mehrdad Fazli, Ziwei Zhu

arxiv:2505.18970 v2 · 2025-05-25 · 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{N7LQPXAE2BTN6NCZ37XAH4QH3X}

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	2026-07-05T11:14:07.843797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fd707dc04d066df3459dfee03f207dddd1c12fa9655588f85a17b19bc5fedb7

Aliases

arxiv: 2505.18970 · arxiv_version: 2505.18970v2 · doi: 10.48550/arxiv.2505.18970 · pith_short_12: N7LQPXAE2BTN · pith_short_16: N7LQPXAE2BTN6NCZ · pith_short_8: N7LQPXAE

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/N7LQPXAE2BTN6NCZ37XAH4QH3X \
  | 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: 6fd707dc04d066df3459dfee03f207dddd1c12fa9655588f85a17b19bc5fedb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfe1f452f4fd4342f0f3456d2509e3aa2ad4bb0cc4b686721aa51995a1fd3262",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-25T04:25:28Z",
    "title_canon_sha256": "46c0625f91ab813f1215930d1a0ec1a5977520445df57f9b3d631e0d0538ace2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.18970",
    "kind": "arxiv",
    "version": 2
  }
}