Pith Number

pith:2WKX5T2P

pith:2026:2WKX5T2PNGLEPOEKERQHPYH2PO

not attested not anchored not stored refs pending

Test-Time Training Undermines Safety Guardrails

Aleksandar Bojchevski, Sadegh Akhondzadeh, Simone Antonelli

arxiv:2605.22984 v1 · 2026-05-21 · cs.LG · 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{2WKX5T2PNGLEPOEKERQHPYH2PO}

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	2026-05-25T02:01:33.223787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5957ecf4f699647b88a246077e0fa7b95980fc3c1a72ffde3d33dff2b489ca2

Aliases

arxiv: 2605.22984 · arxiv_version: 2605.22984v1 · doi: 10.48550/arxiv.2605.22984 · pith_short_12: 2WKX5T2PNGLE · pith_short_16: 2WKX5T2PNGLEPOEK · pith_short_8: 2WKX5T2P

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/2WKX5T2PNGLEPOEKERQHPYH2PO \
  | 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: d5957ecf4f699647b88a246077e0fa7b95980fc3c1a72ffde3d33dff2b489ca2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24413e9fb60e6656730ad37779fa9d2ce4a71dcda5d814acf22b3dd49c14fa95",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-21T19:27:06Z",
    "title_canon_sha256": "76f61f2e90574b99bc2b4d46699abe5b71b9a285f0cc0854bd46bec426411b1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22984",
    "kind": "arxiv",
    "version": 1
  }
}