Pith Number

pith:6KN2QMDL

pith:2025:6KN2QMDLSFGAV7UNKMKJDQHUQW

not attested not anchored not stored refs pending

Harry Potter is Still Here! Probing Knowledge Leakage in Targeted Unlearned Large Language Models via Automated Adversarial Prompting

Bang Trinh Tran To, Thai Le

arxiv:2505.17160 v1 · 2025-05-22 · cs.CL · cs.AI · cs.CR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6KN2QMDLSFGAV7UNKMKJDQHUQW}

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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.

Cited by

1 paper in Pith

SoK: Machine Unlearning for Large Language Models

Receipt and verification

First computed	2026-07-05T11:07:48.094151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f29ba8306b914c0afe8d531491c0f4859f9b32fb98576ec09396e9eb6f953414

Aliases

arxiv: 2505.17160 · arxiv_version: 2505.17160v1 · doi: 10.48550/arxiv.2505.17160 · pith_short_12: 6KN2QMDLSFGA · pith_short_16: 6KN2QMDLSFGAV7UN · pith_short_8: 6KN2QMDL

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/6KN2QMDLSFGAV7UNKMKJDQHUQW \
  | 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: f29ba8306b914c0afe8d531491c0f4859f9b32fb98576ec09396e9eb6f953414

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bd219ffe9bd0334f08068a59bca61168c88692296675fdcda48e8068ea90980",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-22T14:51:51Z",
    "title_canon_sha256": "bfd8624bd755be3846c874dec80d704a5420346b029c6b3a89a94ebf9907938f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.17160",
    "kind": "arxiv",
    "version": 1
  }
}