Pith Number

pith:WTNDWVZU

pith:2019:WTNDWVZUPGDJ7VMCD43455KGG5

not attested not anchored not stored refs pending

Repurposing Entailment for Multi-Hop Question Answering Tasks

Ashish Sabharwal, Harsh Trivedi, Heeyoung Kwon, Niranjan Balasubramanian, Tushar Khot

arxiv:1904.09380 v1 · 2019-04-20 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTNDWVZUPGDJ7VMCD43455KGG5}

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	2026-05-17T23:48:07.239152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4da3b573479869fd5821f37cef546376b1ae421b2448db1760c20297e83ec99

Aliases

arxiv: 1904.09380 · arxiv_version: 1904.09380v1 · doi: 10.48550/arxiv.1904.09380 · pith_short_12: WTNDWVZUPGDJ · pith_short_16: WTNDWVZUPGDJ7VMC · pith_short_8: WTNDWVZU

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/WTNDWVZUPGDJ7VMCD43455KGG5 \
  | 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: b4da3b573479869fd5821f37cef546376b1ae421b2448db1760c20297e83ec99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1377d9e0922ba88fcf246b8c93a5a4b8261717618e5b7ebdc430b33362eba32",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-20T00:30:26Z",
    "title_canon_sha256": "4c4f37c774cbc9613eea2eb3fe95849d4c956c363627848b1f411ab5b400101a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09380",
    "kind": "arxiv",
    "version": 1
  }
}