Pith Number

pith:6UF6O66O

pith:2026:6UF6O66OSU3QF5JYORJVJA6PDA

not attested not anchored not stored refs pending

SemCEB: A Cardinality Estimation Benchmark for Semantic Operators

Andreas Kipf, Andreas Zimmerer, Claudius K\"uhn, Mihail Stoian, Renata Borovica-Gajic, Yang Li

arxiv:2606.23081 v1 · 2026-06-22 · 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{6UF6O66OSU3QF5JYORJVJA6PDA}

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	2026-06-23T03:14:09.327339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f50be77bce953702f53874535483cf1806c56cd41c4c858d7d06f4d90453bbd8

Aliases

arxiv: 2606.23081 · arxiv_version: 2606.23081v1 · doi: 10.48550/arxiv.2606.23081 · pith_short_12: 6UF6O66OSU3Q · pith_short_16: 6UF6O66OSU3QF5JY · pith_short_8: 6UF6O66O

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/6UF6O66OSU3QF5JYORJVJA6PDA \
  | 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: f50be77bce953702f53874535483cf1806c56cd41c4c858d7d06f4d90453bbd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6582bc26aafd77c51db7845550702fc18d4000a3e06a57a1040b95025ffd3b42",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-06-22T09:30:24Z",
    "title_canon_sha256": "5aa37432d2216903961dd5d86cb3907de3fa702c4f55f97fbd5ee4d56ee8f88d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23081",
    "kind": "arxiv",
    "version": 1
  }
}