Pith Number

pith:FYU3FTRQ

pith:2025:FYU3FTRQPEO3YTAF6CGKWFQNTQ

not attested not anchored not stored refs pending

A sketch of an AI control safety case

Benjamin Hilton, Buck Shlegeris, Geoffrey Irving, Joshua Clymer, Tomek Korbak

arxiv:2501.17315 v1 · 2025-01-28 · cs.AI · cs.CR · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FYU3FTRQPEO3YTAF6CGKWFQNTQ}

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.

Cited by

6 papers in Pith

How Transparent is DiffusionGemma?

"Did you lie?" Evaluating Lie Detectors across Model Scale and Belief-Verified Model Organisms

Attack Selection in Agentic AI Control Evaluations Meaningfully Decreases Safety

Position: Behavioural Assurance Cannot Verify the Safety Claims Governance Now Demands

Ensemble Monitoring for AI Control: Diverse Signals Outweigh More Compute

Receipt and verification

First computed	2026-07-05T10:06:51.161131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e29b2ce30791dbc4c05f08cab160d9c051342406b05887b5a190465d6cb2a1a

Aliases

arxiv: 2501.17315 · arxiv_version: 2501.17315v1 · doi: 10.48550/arxiv.2501.17315 · pith_short_12: FYU3FTRQPEO3 · pith_short_16: FYU3FTRQPEO3YTAF · pith_short_8: FYU3FTRQ

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/FYU3FTRQPEO3YTAF6CGKWFQNTQ \
  | 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: 2e29b2ce30791dbc4c05f08cab160d9c051342406b05887b5a190465d6cb2a1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "680fe66401d26ec029696164053ea150fa9c1a99b12cef8b79e8ddbaa5ed3859",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-01-28T21:52:15Z",
    "title_canon_sha256": "8d07e8671a82fba664665b6085f921bb284b2ffc041757518114103345aa1629"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.17315",
    "kind": "arxiv",
    "version": 1
  }
}