Pith Number

pith:MH2EH7XA

pith:2018:MH2EH7XAKIUC6WB6J2HI2VBTMU

not attested not anchored not stored refs pending

Marrying up Regular Expressions with Neural Networks: A Case Study for Spoken Language Understanding

Bingfeng Luo, Dongyan Zhao, Rui Yan, Songfang Huang, Yansong Feng, Zheng Wang

arxiv:1805.05588 v1 · 2018-05-15 · 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{MH2EH7XAKIUC6WB6J2HI2VBTMU}

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	2026-05-18T00:16:00.094236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61f443fee052282f583e4e8e8d5433653a827a303688062d6b180d4cee60ddb1

Aliases

arxiv: 1805.05588 · arxiv_version: 1805.05588v1 · doi: 10.48550/arxiv.1805.05588 · pith_short_12: MH2EH7XAKIUC · pith_short_16: MH2EH7XAKIUC6WB6 · pith_short_8: MH2EH7XA

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/MH2EH7XAKIUC6WB6J2HI2VBTMU \
  | 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: 61f443fee052282f583e4e8e8d5433653a827a303688062d6b180d4cee60ddb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bcfdf64741f818d8955efce31dd858b3fe307977e175a8c4de5b12cd9c875a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-05-15T06:40:44Z",
    "title_canon_sha256": "39df1e331aeb9f1e9af76e828b47f8094b8ea9a1c8ee7880116f053d788a52b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05588",
    "kind": "arxiv",
    "version": 1
  }
}