Pith Number

pith:6JIWC263

pith:2026:6JIWC263366EAXZPY7UFPYUZ2X

not attested not anchored not stored refs pending

How Language Models Fail: Token-Level Signatures of Committed and Persistent Reasoning Failures

Kiana Jafari, Marc R. Schlichting, Mykel J. Kochenderfer, Tanvi Thoria

arxiv:2606.06635 v1 · 2026-06-04 · 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{6JIWC263366EAXZPY7UFPYUZ2X}

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	2026-06-08T01:04:20.202632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f251616bdbdfbc405f2fc7e857e299d5d43c17b3b1bb9c0c6349d67ab406eb28

Aliases

arxiv: 2606.06635 · arxiv_version: 2606.06635v1 · doi: 10.48550/arxiv.2606.06635 · pith_short_12: 6JIWC263366E · pith_short_16: 6JIWC263366EAXZP · pith_short_8: 6JIWC263

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/6JIWC263366EAXZPY7UFPYUZ2X \
  | 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: f251616bdbdfbc405f2fc7e857e299d5d43c17b3b1bb9c0c6349d67ab406eb28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6704d1d929511434d9b2b6e6bb5e162520b09bc24c46d78a8742bd36bb151553",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-04T18:36:42Z",
    "title_canon_sha256": "ef0b59447c21047f85cd1a9e778173ba755190a03100bd1a5546a134bb18a0f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06635",
    "kind": "arxiv",
    "version": 1
  }
}