Pith Number

pith:75TNJW2L

pith:2025:75TNJW2LKKYQANREF64OCT4WBN

not attested not anchored not stored refs pending

Hallucination Stations: On Some Basic Limitations of Transformer-Based Language Models

Varin Sikka, Vishal Sikka

arxiv:2507.07505 v3 · 2025-07-10 · 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{75TNJW2LKKYQANREF64OCT4WBN}

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	2026-07-05T11:37:25.712690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff66d4db4b52b10036242fb8e14f960b71468cad33897199529f038b19e848da

Aliases

arxiv: 2507.07505 · arxiv_version: 2507.07505v3 · doi: 10.48550/arxiv.2507.07505 · pith_short_12: 75TNJW2LKKYQ · pith_short_16: 75TNJW2LKKYQANRE · pith_short_8: 75TNJW2L

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/75TNJW2LKKYQANREF64OCT4WBN \
  | 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: ff66d4db4b52b10036242fb8e14f960b71468cad33897199529f038b19e848da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0abf14eb99ab80a5a46c5a513387af5699459453b8d38c7983f2d2bcce4371bf",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-10T07:50:52Z",
    "title_canon_sha256": "7ae306bf3db80e0454a596d17612970a224040760c988079d84ab91793777cf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07505",
    "kind": "arxiv",
    "version": 3
  }
}