Pith Number

pith:KUYURJCA

pith:2024:KUYURJCAMFZZ4ZMETM2U7EDBRT

not attested not anchored not stored refs pending

Adaptive Cost Model for Query Optimization

Alexander Demin, Denis Ponomaryov, Nikita Vasilenko

arxiv:2409.17136 v1 · 2024-09-25 · 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{KUYURJCAMFZZ4ZMETM2U7EDBRT}

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	2026-07-05T09:11:44.675565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

553148a44061739e65849b354f90618ce7a69e93d4853ff97372653d8aec49fe

Aliases

arxiv: 2409.17136 · arxiv_version: 2409.17136v1 · doi: 10.48550/arxiv.2409.17136 · pith_short_12: KUYURJCAMFZZ · pith_short_16: KUYURJCAMFZZ4ZME · pith_short_8: KUYURJCA

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/KUYURJCAMFZZ4ZMETM2U7EDBRT \
  | 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: 553148a44061739e65849b354f90618ce7a69e93d4853ff97372653d8aec49fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6711acf08f2e1c96bf225b14659dc76c121f5759a27bc97fd0fc9f21186c87d9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2024-09-25T17:55:07Z",
    "title_canon_sha256": "bdf778bafe1e48e3849820ca5fc2059ad964ffebf885286510d17d7d87e9a75a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.17136",
    "kind": "arxiv",
    "version": 1
  }
}