Pith Number

pith:LHTD5O7Z

pith:2019:LHTD5O7ZUTXI6CVETEKB5L4MLY

not attested not anchored not stored refs pending

Hierarchical Graph Network for Multi-hop Question Answering

Jingjing Liu, Rohit Pillai, Shuohang Wang, Siqi Sun, Yuwei Fang, Zhe Gan

arxiv:1911.03631 v4 · 2019-11-09 · 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{LHTD5O7ZUTXI6CVETEKB5L4MLY}

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

Question-Adaptive Graph Learning for Multi-hop Retrieval Augmented Generation

Retrieval-Augmented Generation with Graphs (GraphRAG)

Receipt and verification

First computed	2026-07-05T01:40:22.072334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59e63ebbf9a4ee8f0aa499141eaf8c5e334db2d1a8ff37ab1d1c270c1c2217f5

Aliases

arxiv: 1911.03631 · arxiv_version: 1911.03631v4 · doi: 10.48550/arxiv.1911.03631 · pith_short_12: LHTD5O7ZUTXI · pith_short_16: LHTD5O7ZUTXI6CVE · pith_short_8: LHTD5O7Z

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/LHTD5O7ZUTXI6CVETEKB5L4MLY \
  | 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: 59e63ebbf9a4ee8f0aa499141eaf8c5e334db2d1a8ff37ab1d1c270c1c2217f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4577aeb87f7904acc997ac067bf9e22298e3a772e06f3a5af0262ad5c0ed0ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-11-09T07:18:47Z",
    "title_canon_sha256": "759f11a1c0e62d6273fe46211f27d49011670e49b2a681767964d0371ddf3745"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.03631",
    "kind": "arxiv",
    "version": 4
  }
}