Pith Number

pith:4G4IJK22

pith:2018:4G4IJK22UEUXLIPY7Z66BICO2O

not attested not anchored not stored refs pending

Joint Training of Candidate Extraction and Answer Selection for Reading Comprehension

Jiachen Liu, Tian Wu, Xinyan Xiao, Yajuan Lyu, Zhen Wang

arxiv:1805.06145 v1 · 2018-05-16 · 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{4G4IJK22UEUXLIPY7Z66BICO2O}

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	2026-05-18T00:15:48.732268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1b884ab5aa12975a1f8fe7de0a04ed3ad5cedc5ddc491af2b24f6a898651024

Aliases

arxiv: 1805.06145 · arxiv_version: 1805.06145v1 · doi: 10.48550/arxiv.1805.06145 · pith_short_12: 4G4IJK22UEUX · pith_short_16: 4G4IJK22UEUXLIPY · pith_short_8: 4G4IJK22

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/4G4IJK22UEUXLIPY7Z66BICO2O \
  | 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: e1b884ab5aa12975a1f8fe7de0a04ed3ad5cedc5ddc491af2b24f6a898651024

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "494689f377ce29600ca9df2ea6621676aa3882f40f1eff50df119fe689920573",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-05-16T06:14:31Z",
    "title_canon_sha256": "2cbbc0027de79f3eb62baf0209d514ce95636cf8ab16fdd9a8ae58c8a517c0a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06145",
    "kind": "arxiv",
    "version": 1
  }
}