Pith Number

pith:M5ZFLETW

pith:2025:M5ZFLETWPVZFSZCKUHQXRC6DZS

not attested not anchored not stored refs pending

Algorithmic Complexity Attacks on All Learned Cardinality Estimators: A Data-centric Approach

Dong Wang, Hongzhi Wang, Kaixing Zhang, Xianglong Liu, Yiming Guan, Yingze Li, Zixuan Wang

arxiv:2507.07438 v1 · 2025-07-10 · 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{M5ZFLETWPVZFSZCKUHQXRC6DZS}

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	2026-07-05T11:34:58.020769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67725592767d7259644aa1e1788bc3ccae130852d2cc3e5f34ae07d4c9c22d7d

Aliases

arxiv: 2507.07438 · arxiv_version: 2507.07438v1 · doi: 10.48550/arxiv.2507.07438 · pith_short_12: M5ZFLETWPVZF · pith_short_16: M5ZFLETWPVZFSZCK · pith_short_8: M5ZFLETW

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/M5ZFLETWPVZFSZCKUHQXRC6DZS \
  | 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: 67725592767d7259644aa1e1788bc3ccae130852d2cc3e5f34ae07d4c9c22d7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1354a4de30f9581d4b4d147f3835b247a4b09b08e43f083f475770d353ac36b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-07-10T05:29:04Z",
    "title_canon_sha256": "f8fc12fb622ff1ffeb7ba815a9bcfc9e5e300be643b43f266b401e955f67c3e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07438",
    "kind": "arxiv",
    "version": 1
  }
}