Pith Number

pith:SRRGFTGC

pith:2025:SRRGFTGC4XJGHJOMTYSDNBG2JB

not attested not anchored not stored refs pending

What do language models model? Transformers, automata, and the format of thought

Colin Klein

arxiv:2508.18598 v1 · 2025-08-26 · 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{SRRGFTGC4XJGHJOMTYSDNBG2JB}

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	2026-07-05T11:59:27.463188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

946262ccc2e5d263a5cc9e243684da4856acc4ec40237f67cf8b139c5f9dedc0

Aliases

arxiv: 2508.18598 · arxiv_version: 2508.18598v1 · doi: 10.48550/arxiv.2508.18598 · pith_short_12: SRRGFTGC4XJG · pith_short_16: SRRGFTGC4XJGHJOM · pith_short_8: SRRGFTGC

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/SRRGFTGC4XJGHJOMTYSDNBG2JB \
  | 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: 946262ccc2e5d263a5cc9e243684da4856acc4ec40237f67cf8b139c5f9dedc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8edeb5df10149df1aaf4c448579270f73bf0dc8314817ca18f3f772674474ff6",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-08-26T02:01:56Z",
    "title_canon_sha256": "ffbdd55d8d75520a483ba966fe7e194b3751549df78e555e583ffe1eb369bf9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.18598",
    "kind": "arxiv",
    "version": 1
  }
}