Pith Number

pith:5UXZVVEI

pith:2026:5UXZVVEIIZMPOJCJYFUALO6ZS7

not attested not anchored not stored refs pending

Leak It: A Probabilistic Approach to Training-Data Extraction from Black-Box Language Models

Victor Maricato

arxiv:2608.00144 v1 · 2026-07-31 · cs.LG · cs.CL · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5UXZVVEIIZMPOJCJYFUALO6ZS7}

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	2026-08-04T00:33:03.137082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed2f9ad4884658f72449c16805bbd997ff24cc9958c0d58b35721f8f0cc39306

Aliases

arxiv: 2608.00144 · arxiv_version: 2608.00144v1 · doi: 10.48550/arxiv.2608.00144 · pith_short_12: 5UXZVVEIIZMP · pith_short_16: 5UXZVVEIIZMPOJCJ · pith_short_8: 5UXZVVEI

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/5UXZVVEIIZMPOJCJYFUALO6ZS7 \
  | 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: ed2f9ad4884658f72449c16805bbd997ff24cc9958c0d58b35721f8f0cc39306

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d72cc5b3fece72928462c260e5d5284ab71ce0d2017b0b84f49c7118a17a6318",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-31T15:44:43Z",
    "title_canon_sha256": "cf9def1fb7be33597019208bbe14514be554560c1ed944f450deef9c5a77ec71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00144",
    "kind": "arxiv",
    "version": 1
  }
}