Pith Number

pith:WZIB3CVG

pith:2026:WZIB3CVGGQLAEM7AYEZKK2ZZON

not attested not anchored not stored refs pending

Hacking Generative Perplexity: Why Unconditional Text Evaluation Needs Distributional Metrics

Alexander Tong, Antonio Franca

arxiv:2606.08417 v1 · 2026-06-07 · 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{WZIB3CVGGQLAEM7AYEZKK2ZZON}

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	2026-06-09T01:05:36.131538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6501d8aa634160233e0c132a56b39736d99dd15bf2a3cdba7022876fd364cae

Aliases

arxiv: 2606.08417 · arxiv_version: 2606.08417v1 · doi: 10.48550/arxiv.2606.08417 · pith_short_12: WZIB3CVGGQLA · pith_short_16: WZIB3CVGGQLAEM7A · pith_short_8: WZIB3CVG

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/WZIB3CVGGQLAEM7AYEZKK2ZZON \
  | 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: b6501d8aa634160233e0c132a56b39736d99dd15bf2a3cdba7022876fd364cae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd7dd6bb4119b988007a86a3a30312d715d8b05adbe571d88149c7d71ac92df4",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-07T02:35:56Z",
    "title_canon_sha256": "1d58bf9f458fa2ab1a1ccf7bd092ed274cc6cbfb123d27d5a6cea257521a460f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08417",
    "kind": "arxiv",
    "version": 1
  }
}