Pith Number

pith:EAX3XKCV

pith:2017:EAX3XKCVDJMY4PXMLMTEQHPSVX

not attested not anchored not stored refs pending

A* CCG Parsing with a Supertag and Dependency Factored Model

Hiroshi Noji, Masashi Yoshikawa, Yuji Matsumoto

arxiv:1704.06936 v1 · 2017-04-23 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EAX3XKCVDJMY4PXMLMTEQHPSVX}

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	2026-05-18T00:45:55.279188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

202fbba8551a598e3eec5b26481df2adcd740c0f184550ca908c97635d95e5bb

Aliases

arxiv: 1704.06936 · arxiv_version: 1704.06936v1 · doi: 10.48550/arxiv.1704.06936 · pith_short_12: EAX3XKCVDJMY · pith_short_16: EAX3XKCVDJMY4PXM · pith_short_8: EAX3XKCV

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/EAX3XKCVDJMY4PXMLMTEQHPSVX \
  | 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: 202fbba8551a598e3eec5b26481df2adcd740c0f184550ca908c97635d95e5bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f9095c32384eec75f942f1f650db5b9555acb9235ac21e2faf1ed89c47eff3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-04-23T15:16:53Z",
    "title_canon_sha256": "c44f6a79354ba1820c1a8dd9042e9eaed9d47bd8685315a9b0d726a6e2c5ad55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06936",
    "kind": "arxiv",
    "version": 1
  }
}