Pith Number

pith:RB4DS3QN

pith:2026:RB4DS3QNE2KCM42UAARSQNJWYY

not attested not anchored not stored refs pending

PEAK: Precise and Persistent Concept Erasure via k-Sparse Autoencoders

Man Jiang, Ouxiang Li, Shuo Wang, Weibao Xue, Yanbin Hao, Yuan Wang, Zhenhua Tang

arxiv:2608.10985 v1 · 2026-08-11 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RB4DS3QNE2KCM42UAARSQNJWYY}

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	2026-08-12T01:23:57.678573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8878396e0d26942673540023283536c62eb702bccced31d19fbfa5a6d5deb7ae

Aliases

arxiv: 2608.10985 · arxiv_version: 2608.10985v1 · doi: 10.48550/arxiv.2608.10985 · pith_short_12: RB4DS3QNE2KC · pith_short_16: RB4DS3QNE2KCM42U · pith_short_8: RB4DS3QN

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/RB4DS3QNE2KCM42UAARSQNJWYY \
  | 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: 8878396e0d26942673540023283536c62eb702bccced31d19fbfa5a6d5deb7ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1e814cb08d0dea6cae59b024130c34c22f793ec299d07ccd2d462b2712ce616",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-08-11T14:38:01Z",
    "title_canon_sha256": "343891ff96319b894b3ddd01e3a3065f55ddad7f53636b5bea1e569eb5f69067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.10985",
    "kind": "arxiv",
    "version": 1
  }
}