Pith Number

pith:DEDY7WTK

pith:2026:DEDY7WTKLLKERMTHQ3PPIMMWFJ

not attested not anchored not stored refs pending

Open-Weight LLM Fine-Tuning Defenses are Susceptible to Simple Attacks

Chhavi Yadav, Kevin Kuo, Virginia Smith

arxiv:2605.26526 v1 · 2026-05-26 · cs.LG · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DEDY7WTKLLKERMTHQ3PPIMMWFJ}

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	2026-05-27T01:05:25.269535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19078fda6a5ad448b26786def431962a4f50cb4c38fcbc35bd1002750067a1f6

Aliases

arxiv: 2605.26526 · arxiv_version: 2605.26526v1 · doi: 10.48550/arxiv.2605.26526 · pith_short_12: DEDY7WTKLLKE · pith_short_16: DEDY7WTKLLKERMTH · pith_short_8: DEDY7WTK

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/DEDY7WTKLLKERMTHQ3PPIMMWFJ \
  | 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: 19078fda6a5ad448b26786def431962a4f50cb4c38fcbc35bd1002750067a1f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "272ed8c1ad7f63381684889c13d4199512c509670f7fbcb855ce3f60fc6705b8",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-26T04:18:42Z",
    "title_canon_sha256": "069c2fb54a149384c42ed89d93af31f3f84a100aed6c5ea0e8ec91b205b756a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26526",
    "kind": "arxiv",
    "version": 1
  }
}