Pith Number

pith:BAQVJBE6

pith:2019:BAQVJBE6CXSDKXATMBOKNHY7ZV

not attested not anchored not stored refs pending

Multi-hop Reading Comprehension across Multiple Documents by Reasoning over Heterogeneous Graphs

Bowen Zhou, Guangtao Wang, Jing Huang, Ming Tu, Xiaodong He, Yun Tang

arxiv:1905.07374 v2 · 2019-05-17 · 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{BAQVJBE6CXSDKXATMBOKNHY7ZV}

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	2026-05-17T23:44:06.786079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

082154849e15e4355c13605ca69f1fcd4fb9b39c85785d04032eb7d0c58e274f

Aliases

arxiv: 1905.07374 · arxiv_version: 1905.07374v2 · doi: 10.48550/arxiv.1905.07374 · pith_short_12: BAQVJBE6CXSD · pith_short_16: BAQVJBE6CXSDKXAT · pith_short_8: BAQVJBE6

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/BAQVJBE6CXSDKXATMBOKNHY7ZV \
  | 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: 082154849e15e4355c13605ca69f1fcd4fb9b39c85785d04032eb7d0c58e274f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41997ec861e9844359ab7a255f9ce69200b8d864b59c64713a5600a655f75774",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-05-17T17:03:11Z",
    "title_canon_sha256": "99b9e174ccdf51782e088f23bacb95f190f8529e31d8dd8555e4d56345f1481d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07374",
    "kind": "arxiv",
    "version": 2
  }
}