Pith Number

pith:PY2IEIF5

pith:2025:PY2IEIF5LYL3PNKL6ZNWWCAMOJ

not attested not anchored not stored refs pending

PrivacyScalpel: Enhancing LLM Privacy via Interpretable Feature Intervention with Sparse Autoencoders

Ahmed Frikha, Krishna Kanth Nakka, Muhammad Reza Ar Razi, Ricardo Mendes, Xuebing Zhou, Xue Jiang

arxiv:2503.11232 v1 · 2025-03-14 · cs.LG · 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{PY2IEIF5LYL3PNKL6ZNWWCAMOJ}

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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

Graph-Regularized Sparse Autoencoders for LLM Safety Steering

Receipt and verification

First computed	2026-07-05T10:31:14.885381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e348220bd5e17b7b54bf65b6b080c7254bbe5c36e56b41a0186c95c51677285

Aliases

arxiv: 2503.11232 · arxiv_version: 2503.11232v1 · doi: 10.48550/arxiv.2503.11232 · pith_short_12: PY2IEIF5LYL3 · pith_short_16: PY2IEIF5LYL3PNKL · pith_short_8: PY2IEIF5

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/PY2IEIF5LYL3PNKL6ZNWWCAMOJ \
  | 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: 7e348220bd5e17b7b54bf65b6b080c7254bbe5c36e56b41a0186c95c51677285

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96383dbfe6965092b35493e65848594e6d79c50e08ee695c79caaa7dc859ba97",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-03-14T09:31:01Z",
    "title_canon_sha256": "f7beaef1d19b4e9bfefd683b04c8e8e11365a8bcf68f6d44f42b5ebc5572f318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.11232",
    "kind": "arxiv",
    "version": 1
  }
}