Pith Number

pith:URQGX36R

pith:2025:URQGX36RMICXEZ7RTMITJVZ2OV

not attested not anchored not stored refs pending

Evaluating Language Model Reasoning about Confidential Information

Alexander Robey, Andy Zou, Dylan Sam, J. Zico Kolter, Matt Fredrikson

arxiv:2508.19980 v1 · 2025-08-27 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URQGX36RMICXEZ7RTMITJVZ2OV}

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	2026-07-05T12:00:21.175827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4606befd162057267f19b1134d73a754fcc3320ebf5e0bd5a2bde5920ecec21

Aliases

arxiv: 2508.19980 · arxiv_version: 2508.19980v1 · doi: 10.48550/arxiv.2508.19980 · pith_short_12: URQGX36RMICX · pith_short_16: URQGX36RMICXEZ7R · pith_short_8: URQGX36R

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/URQGX36RMICXEZ7RTMITJVZ2OV \
  | 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: a4606befd162057267f19b1134d73a754fcc3320ebf5e0bd5a2bde5920ecec21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25c8c3d37918987ec835d8cad138fa9629a1e66f593cdfe2ae583f52a9f8aff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-27T15:39:46Z",
    "title_canon_sha256": "48cdc9f8a2db77d92ba3e746711c7231cdb0304bcc2a2201c8b3eb6f9e1bc312"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.19980",
    "kind": "arxiv",
    "version": 1
  }
}