Pith Number

pith:TAWQTPNY

pith:2025:TAWQTPNYV3AMHTCHDSVN6WNT37

not attested not anchored not stored refs pending

The Geometry of Harmfulness in LLMs through Subconcept Probing

Adhitya Rajendra Kumar, Kevin Zhu, McNair Shah, Naitik Chheda, Saleena Angeline, Sean O'Brien, Vasu Sharma, Will Cai

arxiv:2507.21141 v1 · 2025-07-23 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TAWQTPNYV3AMHTCHDSVN6WNT37}

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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

Before the Last Token: Diagnosing Final-Token Safety Probe Failures

Receipt and verification

First computed	2026-07-05T11:44:32.094454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

982d09bdb8aec0c3cc471caadf59b3dfef91a9052a4c4837ee5a4bb5d5af54ea

Aliases

arxiv: 2507.21141 · arxiv_version: 2507.21141v1 · doi: 10.48550/arxiv.2507.21141 · pith_short_12: TAWQTPNYV3AM · pith_short_16: TAWQTPNYV3AMHTCH · pith_short_8: TAWQTPNY

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/TAWQTPNYV3AMHTCHDSVN6WNT37 \
  | 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: 982d09bdb8aec0c3cc471caadf59b3dfef91a9052a4c4837ee5a4bb5d5af54ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79e00a97f82f0b38e2c27b11d25c228c033cf5b659de1245806df1d6efca7566",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-07-23T07:56:05Z",
    "title_canon_sha256": "2460229338a306cbb6e86695ea4031373304a42bbce55f597dee9a3a0ac6c727"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21141",
    "kind": "arxiv",
    "version": 1
  }
}