Pith Number

pith:A2JBS44P

pith:2025:A2JBS44POLBHH5UW7ACA3LMEK6

not attested not anchored not stored refs pending

Clone What You Can't Steal: Black-Box LLM Replication via Logit Leakage and Distillation

Berker Pek\"oz, Hansaka Aluvihare, Kanchon Gharami, Shafika Showkat Moni

arxiv:2509.00973 v1 · 2025-08-31 · cs.CR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2JBS44POLBHH5UW7ACA3LMEK6}

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	2026-07-05T12:02:25.965761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

069219738f72c273f696f8040dad8457afddf6bd6f22817d12709743a1c7b55c

Aliases

arxiv: 2509.00973 · arxiv_version: 2509.00973v1 · doi: 10.48550/arxiv.2509.00973 · pith_short_12: A2JBS44POLBH · pith_short_16: A2JBS44POLBHH5UW · pith_short_8: A2JBS44P

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/A2JBS44POLBHH5UW7ACA3LMEK6 \
  | 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: 069219738f72c273f696f8040dad8457afddf6bd6f22817d12709743a1c7b55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1165164c64314df7fc57ed56633e4cbaebca171883674ad5aaa0c44823d10fb7",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-08-31T19:38:24Z",
    "title_canon_sha256": "36309946126dd3b9ba817e8fc3eed0b0ca02bcd63ceb8aa3f286545a1496be00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.00973",
    "kind": "arxiv",
    "version": 1
  }
}