Pith Number

pith:Y53NXWCH

pith:2026:Y53NXWCH3VFGPI7AGZG3W4DBNH

not attested not anchored not stored refs pending

PQR: A Framework to Generate Diverse and Realistic User Queries that Elicit QA Agent Failures

Arpit Sharma, Luigi Liu, Omar Yahia, Yunan Lu, Zhou Yu

arxiv:2605.16551 v1 · 2026-05-15 · 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{Y53NXWCH3VFGPI7AGZG3W4DBNH}

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	2026-05-20T00:02:28.786599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c776dbd847dd4a67a3e0364dbb706169c69955208864b54c1b5c23311ab2319e

Aliases

arxiv: 2605.16551 · arxiv_version: 2605.16551v1 · doi: 10.48550/arxiv.2605.16551 · pith_short_12: Y53NXWCH3VFG · pith_short_16: Y53NXWCH3VFGPI7A · pith_short_8: Y53NXWCH

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/Y53NXWCH3VFGPI7AGZG3W4DBNH \
  | 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: c776dbd847dd4a67a3e0364dbb706169c69955208864b54c1b5c23311ab2319e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "411f6e69592f563c30f8d368d151b7173fc851bb54926bb8966dac1ed0208a9a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-15T18:50:43Z",
    "title_canon_sha256": "3be0e043c42841a7ce3814004dd3002f0172f4626484e44c88fd2c8915a59879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16551",
    "kind": "arxiv",
    "version": 1
  }
}