Pith Number

pith:NT7ZDF6L

pith:2026:NT7ZDF6LAD75664UQQ6PSXPJUO

not attested not anchored not stored refs pending

The Grammar of Transformers: A Systematic Review of Interpretability Research on Syntactic Knowledge in Language Models

Gemma Boleda, Iria de-Dios-Flores, Nora Graichen

arxiv:2601.19926 v2 · 2026-01-09 · 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{NT7ZDF6LAD75664UQQ6PSXPJUO}

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	2026-05-28T01:04:35.714674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cff9197cb00ffdf7b94843cf95de9a3854198f4e21fcbf3e2779413d95a077c

Aliases

arxiv: 2601.19926 · arxiv_version: 2601.19926v2 · doi: 10.48550/arxiv.2601.19926 · pith_short_12: NT7ZDF6LAD75 · pith_short_16: NT7ZDF6LAD75664U · pith_short_8: NT7ZDF6L

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/NT7ZDF6LAD75664UQQ6PSXPJUO \
  | 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: 6cff9197cb00ffdf7b94843cf95de9a3854198f4e21fcbf3e2779413d95a077c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d585a378ec1dbfff1608b6096f0a4cfa8969bedb102bfa46856a36974be825a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-09T16:34:19Z",
    "title_canon_sha256": "beb37850291c965052016724b35d1636aad9ea98fa4fc24f0433b7bbb27459f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.19926",
    "kind": "arxiv",
    "version": 2
  }
}