Pith Number

pith:B6HQPUXD

pith:2013:B6HQPUXDGNTXQ3VQJ5DPWJTYYQ

not attested not anchored not stored refs pending

Toric grammars: a new statistical approach to natural language modeling

Olivier Catoni, Thomas Mainguy

arxiv:1302.2569 v1 · 2013-02-11 · stat.ML · cs.CL · math.PR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6HQPUXDGNTXQ3VQJ5DPWJTYYQ}

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	2026-05-18T03:34:00.780327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f8f07d2e33367786eb04f46fb2678c42b3c3e226edcf3e58817af2ca8adc562

Aliases

arxiv: 1302.2569 · arxiv_version: 1302.2569v1 · doi: 10.48550/arxiv.1302.2569 · pith_short_12: B6HQPUXDGNTX · pith_short_16: B6HQPUXDGNTXQ3VQ · pith_short_8: B6HQPUXD

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/B6HQPUXDGNTXQ3VQJ5DPWJTYYQ \
  | 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: 0f8f07d2e33367786eb04f46fb2678c42b3c3e226edcf3e58817af2ca8adc562

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "271d852cf789256873415c9a4ce9b9d3a6be8e35aa4d98bb6367baa48b22ff97",
    "cross_cats_sorted": [
      "cs.CL",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-02-11T18:51:03Z",
    "title_canon_sha256": "a30abb97ca81affbd158ede970ede2e20e2b83bb57a2518e2168d6f2f0eddaf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2569",
    "kind": "arxiv",
    "version": 1
  }
}