Pith Number

pith:AHADCQWG

pith:2018:AHADCQWGBYFFOWFE4Y3CPFTQH4

not attested not anchored not stored refs pending

Semantic Parsing: Syntactic assurance to target sentence using LSTM Encoder CFG-Decoder

Fabiano Ferreira Luz, Marcelo Finger

arxiv:1807.07108 v1 · 2018-07-18 · 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{AHADCQWGBYFFOWFE4Y3CPFTQH4}

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	2026-05-18T00:10:21.294726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01c03142c60e0a5758a4e6362796703f3972e409c7af2dd0e964fe79b4998058

Aliases

arxiv: 1807.07108 · arxiv_version: 1807.07108v1 · doi: 10.48550/arxiv.1807.07108 · pith_short_12: AHADCQWGBYFF · pith_short_16: AHADCQWGBYFFOWFE · pith_short_8: AHADCQWG

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/AHADCQWGBYFFOWFE4Y3CPFTQH4 \
  | 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: 01c03142c60e0a5758a4e6362796703f3972e409c7af2dd0e964fe79b4998058

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2446bcc06713762ef919acac134a5d98a791ab7f675485cfc1548e979dee752f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-07-18T19:10:45Z",
    "title_canon_sha256": "0abe3d04be7eed2ddfa9ab26fe6cf986dd2e022f25aa55e0a111b1d37a163749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07108",
    "kind": "arxiv",
    "version": 1
  }
}