Pith Number

pith:4XTGDXEK

pith:2026:4XTGDXEK3J26OQIZZSNJDS6I7M

not attested not anchored not stored refs pending

Search for Coverage: Learning Coverage-Aware Retrieval with Augmented Sub-Question Answerability

Andrew Yates, Eugene Yang, Jia-Huei Ju, Suzan Verberne, Trevor Adriaanse

arxiv:2605.28522 v1 · 2026-05-27 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XTGDXEK3J26OQIZZSNJDS6I7M}

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	2026-05-28T02:04:55.342026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5e661dc8ada75e74119cc9a91cbc8fb10cc5336bfc88a618993f122a4577312

Aliases

arxiv: 2605.28522 · arxiv_version: 2605.28522v1 · doi: 10.48550/arxiv.2605.28522 · pith_short_12: 4XTGDXEK3J26 · pith_short_16: 4XTGDXEK3J26OQIZ · pith_short_8: 4XTGDXEK

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/4XTGDXEK3J26OQIZZSNJDS6I7M \
  | 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: e5e661dc8ada75e74119cc9a91cbc8fb10cc5336bfc88a618993f122a4577312

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f67793494c83c37be039a22936f9474e20cae080235684b38dceb127991b8de7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-05-27T14:20:52Z",
    "title_canon_sha256": "ffd1bca0cbcb83a890251ebc122cc26e8f29a85a13911954a3ef21dc8e86e5e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28522",
    "kind": "arxiv",
    "version": 1
  }
}