Pith Number

pith:UIIASY7J

pith:2026:UIIASY7JZVEMXPZZGXFDNIMAUI

not attested not anchored not stored refs pending

SPA: A SQL-Plan-Aware Reinforcement Learning Framework for Query Rewriting with LLMs

Xinyi Huang, Zhengjie Miao

arxiv:2606.08620 v1 · 2026-06-07 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIIASY7JZVEMXPZZGXFDNIMAUI}

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	2026-06-09T01:05:41.677597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2100963e9cd48cbbf3935ca36a180a2154f3fdde10199b97928db392095ff42

Aliases

arxiv: 2606.08620 · arxiv_version: 2606.08620v1 · doi: 10.48550/arxiv.2606.08620 · pith_short_12: UIIASY7JZVEM · pith_short_16: UIIASY7JZVEMXPZZ · pith_short_8: UIIASY7J

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/UIIASY7JZVEMXPZZGXFDNIMAUI \
  | 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: a2100963e9cd48cbbf3935ca36a180a2154f3fdde10199b97928db392095ff42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8863079bb1b6019829921987c9f4d4a9d1e80f0b77fd6fd980ea43efbc6bf29",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-06-07T13:12:46Z",
    "title_canon_sha256": "b6a9f2025babc25a7eeefbb6a65b3aef84e8c7ec70b1c4364ef902a4c66ba773"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08620",
    "kind": "arxiv",
    "version": 1
  }
}