Pith Number

pith:MU4YLIXQ

pith:2019:MU4YLIXQYXANFJDO7SVPKBC2GV

not attested not anchored not stored refs pending

A Multi-Type Multi-Span Network for Reading Comprehension that Requires Discrete Reasoning

Dongsheng Li, Minghao Hu, Yuxing Peng, Zhen Huang

arxiv:1908.05514 v2 · 2019-08-15 · 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{MU4YLIXQYXANFJDO7SVPKBC2GV}

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	2026-07-05T00:00:35.191959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

653985a2f0c5c0d2a46efcaaf5045a355fcc8d5138b972118527a6e261b0252f

Aliases

arxiv: 1908.05514 · arxiv_version: 1908.05514v2 · doi: 10.48550/arxiv.1908.05514 · pith_short_12: MU4YLIXQYXAN · pith_short_16: MU4YLIXQYXANFJDO · pith_short_8: MU4YLIXQ

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/MU4YLIXQYXANFJDO7SVPKBC2GV \
  | 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: 653985a2f0c5c0d2a46efcaaf5045a355fcc8d5138b972118527a6e261b0252f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fd6927752b431cb6dc78df13f879995f9ca8692aced199ab181d924e15507fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-15T12:32:52Z",
    "title_canon_sha256": "89bbcb56fd07fef53e6317cf26e93f554da90e6546d8eb6cef0152f2aacb383b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05514",
    "kind": "arxiv",
    "version": 2
  }
}