Pith Number

pith:AE2FHABG

pith:2020:AE2FHABGTXCF55RVBUH7CO7H6D

not attested not anchored not stored refs pending

Graph-to-Tree Neural Networks for Learning Structured Input-Output Translation with Applications to Semantic Parsing and Math Word Problem

Fangli Xu, Fengyuan Xu, Lingfei Wu, Sheng Zhong, Shiwei Feng, Shucheng Li

arxiv:2004.13781 v2 · 2020-04-07 · cs.CL · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AE2FHABGTXCF55RVBUH7CO7H6D}

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.

Cited by

2 papers in Pith

ParaTutor: Coordinating Parent and Child Math Tutoring through Role Separated LLM Scaffolding

Artificial Intelligence for Mathematical Reasoning: An Integrated Survey of Language Models, Neuro-symbolic Systems, and Verified Discovery

Receipt and verification

First computed	2026-07-05T01:40:27.210786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01345380269dc45ef6350d0ff13be7f0c3f57e0da0ddd91c39034b471311f0c0

Aliases

arxiv: 2004.13781 · arxiv_version: 2004.13781v2 · doi: 10.48550/arxiv.2004.13781 · pith_short_12: AE2FHABGTXCF · pith_short_16: AE2FHABGTXCF55RV · pith_short_8: AE2FHABG

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/AE2FHABGTXCF55RVBUH7CO7H6D \
  | 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: 01345380269dc45ef6350d0ff13be7f0c3f57e0da0ddd91c39034b471311f0c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "322359b13a83e39eee12ac9085fcfca00b45c79e59f78c3f993bd1b2f759b2c1",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-04-07T17:36:38Z",
    "title_canon_sha256": "d2af486d4fff8e8d1f2e95cb7cb3ea61b4775bb0549ccb40d7824b9c6d836813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13781",
    "kind": "arxiv",
    "version": 2
  }
}