Pith Number

pith:NNWVVLLO

pith:2025:NNWVVLLO3YY42AYOX2LGB6NTXR

not attested not anchored not stored refs pending

Unsupervised Hallucination Detection by Inspecting Reasoning Processes

Anh Tuan Luu, Ponhvoan Srey, Xiaobao Wu

arxiv:2509.10004 v1 · 2025-09-12 · 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{NNWVVLLO3YY42AYOX2LGB6NTXR}

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	2026-07-05T12:09:53.544090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b6d5aad6ede31cd030ebe9660f9b3bc5676932f985788a72f97772b011eeaae

Aliases

arxiv: 2509.10004 · arxiv_version: 2509.10004v1 · doi: 10.48550/arxiv.2509.10004 · pith_short_12: NNWVVLLO3YY4 · pith_short_16: NNWVVLLO3YY42AYO · pith_short_8: NNWVVLLO

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/NNWVVLLO3YY42AYOX2LGB6NTXR \
  | 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: 6b6d5aad6ede31cd030ebe9660f9b3bc5676932f985788a72f97772b011eeaae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b57b39d531649f37dd4d46739b134d6fd5e48681c17489f22757f0d619170001",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-12T06:58:17Z",
    "title_canon_sha256": "c09b0780ca5471d7f09e7112a5c4355d8ff6bfa1bf685cfcc045a2dc982b36e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.10004",
    "kind": "arxiv",
    "version": 1
  }
}