Pith Number

pith:JYHV3VJY

pith:2026:JYHV3VJYYBAXASPXFAAFCKGX3M

not attested not anchored not stored refs pending

The Range Shrinks, the Threat Remains: Re-evaluating LLM Package Hallucinations on the 2026 Frontier-Model Cohort

Aleksandr Churilov (Independent Researcher)

arxiv:2605.17062 v1 · 2026-05-16 · cs.CR · cs.LG · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JYHV3VJYYBAXASPXFAAFCKGX3M}

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	2026-05-20T00:03:38.702684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e0f5dd538c0417049f728005128d7db33e0d3b3960b23b952f42f15ca7c42a4

Aliases

arxiv: 2605.17062 · arxiv_version: 2605.17062v1 · doi: 10.48550/arxiv.2605.17062 · pith_short_12: JYHV3VJYYBAX · pith_short_16: JYHV3VJYYBAXASPX · pith_short_8: JYHV3VJY

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/JYHV3VJYYBAXASPXFAAFCKGX3M \
  | 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: 4e0f5dd538c0417049f728005128d7db33e0d3b3960b23b952f42f15ca7c42a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1a5a3ea476695b1933ef29ab906b21689fe0b54c55365b15a8c02d222944078",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-05-16T16:08:52Z",
    "title_canon_sha256": "1c99220aa836b18ef18a3be7bfe62c28e2a6353e5d600c416fe1a6a0757a0be4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17062",
    "kind": "arxiv",
    "version": 1
  }
}