Pith Number

pith:3XODFGME

pith:2026:3XODFGMESJEDD23JXFIUIZ7OMZ

not attested not anchored not stored refs pending

When Are Sparse Feature Interventions Actually Localized? Matched Evaluation for SAE-Based Safety Control

Daming Luo

arxiv:2607.10226 v1 · 2026-07-11 · cs.AI · 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{3XODFGMESJEDD23JXFIUIZ7OMZ}

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	2026-07-14T01:20:31.648137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dddc329984924831eb69b9514467ee667c21518c8a5f06b3f550da53a46847b2

Aliases

arxiv: 2607.10226 · arxiv_version: 2607.10226v1 · doi: 10.48550/arxiv.2607.10226 · pith_short_12: 3XODFGMESJED · pith_short_16: 3XODFGMESJEDD23J · pith_short_8: 3XODFGME

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/3XODFGMESJEDD23JXFIUIZ7OMZ \
  | 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: dddc329984924831eb69b9514467ee667c21518c8a5f06b3f550da53a46847b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8fc1d56d3d80c4168ebddab451c444572b0d974bba82517f340037bf63a144b",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-11T09:31:45Z",
    "title_canon_sha256": "6931c33d1942ff9538b9f1989998a3b2adeeadeb3d592530e088ce0149273f08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.10226",
    "kind": "arxiv",
    "version": 1
  }
}