Pith Number

pith:ECWHFY4G

pith:2026:ECWHFY4GIFZQOPIQCFPBB4HCZG

not attested not anchored not stored refs pending

From Blind Search to Memory-Aware Evolution: Efficient DBMS Tuning via Collaborative Diagnosis and Utility-Aware Retrieval

Jinhao Dong, Kai Xu, Liu Tang, Qi Liu, Wei Lu, Xiaoyong Du, Xinyi Zhang, Yishen Sun, Zhaoyan Hong, Zhentao Han

arxiv:2607.17841 v1 · 2026-07-20 · 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{ECWHFY4GIFZQOPIQCFPBB4HCZG}

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	2026-07-21T02:22:02.965141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20ac72e3864173073d10115e10f0e2c9abe6a63bc009503c8a59048d0a3db097

Aliases

arxiv: 2607.17841 · arxiv_version: 2607.17841v1 · doi: 10.48550/arxiv.2607.17841 · pith_short_12: ECWHFY4GIFZQ · pith_short_16: ECWHFY4GIFZQOPIQ · pith_short_8: ECWHFY4G

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/ECWHFY4GIFZQOPIQCFPBB4HCZG \
  | 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: 20ac72e3864173073d10115e10f0e2c9abe6a63bc009503c8a59048d0a3db097

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a46c66c5df79550f33df4582cefb22f5d973709a0e3b4a486f4f543dc324b9a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-07-20T11:32:23Z",
    "title_canon_sha256": "a812623095425a057282d0df31d62b582c2806dab0e357f7114749f437b4a7a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17841",
    "kind": "arxiv",
    "version": 1
  }
}