Pith Number

pith:IR2R7QGH

pith:2020:IR2R7QGHAJHJ6XLJ6UNIC52DA3

not attested not anchored not stored refs pending

Unsupervised Question Decomposition for Question Answering

Douwe Kiela, Ethan Perez, Kyunghyun Cho, Patrick Lewis, Wen-tau Yih

arxiv:2002.09758 v3 · 2020-02-22 · 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{IR2R7QGHAJHJ6XLJ6UNIC52DA3}

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

1 paper in Pith

Question Decomposition for Retrieval-Augmented Generation

Receipt and verification

First computed	2026-07-05T01:40:56.213500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44751fc0c7024e9f5d69f51a81774306cbc209f80a34439e3e0a3836588e7505

Aliases

arxiv: 2002.09758 · arxiv_version: 2002.09758v3 · doi: 10.48550/arxiv.2002.09758 · pith_short_12: IR2R7QGHAJHJ · pith_short_16: IR2R7QGHAJHJ6XLJ · pith_short_8: IR2R7QGH

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/IR2R7QGHAJHJ6XLJ6UNIC52DA3 \
  | 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: 44751fc0c7024e9f5d69f51a81774306cbc209f80a34439e3e0a3836588e7505

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7edfe1b7c0aa69c537f4970bf4750ba0d9f1e8b08a302f123230f33861838089",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-02-22T19:40:35Z",
    "title_canon_sha256": "d6ff9efc384dafced5d939c7cf139a6b0257a527cb0243557a7dd2a3a9818bba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.09758",
    "kind": "arxiv",
    "version": 3
  }
}