Pith Number

pith:I6BU24ZK

pith:2025:I6BU24ZKQIFSJITZ5EPE3G4VPI

not attested not anchored not stored refs pending

Automated Detection of Pre-training Text in Black-box LLMs

Jiankun Peng, Ruihan Hu, Wei Luo, Xi Zhang, Yazhe Wang, Yu-Ming Shang

arxiv:2506.19399 v1 · 2025-06-24 · cs.CL · 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{I6BU24ZKQIFSJITZ5EPE3G4VPI}

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

1 paper in Pith

Implicit Reasoning Steering via Concept Chaining

Receipt and verification

First computed	2026-07-05T11:26:14.629257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47834d732a820b24a279e91e4d9b957a26b669ab4df9a846444d312f74a280c2

Aliases

arxiv: 2506.19399 · arxiv_version: 2506.19399v1 · doi: 10.48550/arxiv.2506.19399 · pith_short_12: I6BU24ZKQIFS · pith_short_16: I6BU24ZKQIFSJITZ · pith_short_8: I6BU24ZK

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/I6BU24ZKQIFSJITZ5EPE3G4VPI \
  | 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: 47834d732a820b24a279e91e4d9b957a26b669ab4df9a846444d312f74a280c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "056d4b5eba92979bc1a3f8f0376b9f0c169887d9b5325f001cda093dfea077a9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-24T08:08:15Z",
    "title_canon_sha256": "cc5e84c22f2a2b93b3143bcfa2f78417484070dfcde4cfa93dcd3efafafa96a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.19399",
    "kind": "arxiv",
    "version": 1
  }
}