Pith Number

pith:7TZGTEY4

pith:2026:7TZGTEY4IITWWJPLP4SD5NSEXZ

not attested not anchored not stored refs pending

Window Function Optimization: Co-Evaluation and Other Techniques

Alberto Lerner, Daniel Lindner, Felix Naumann

arxiv:2608.06043 v1 · 2026-08-06 · 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{7TZGTEY4IITWWJPLP4SD5NSEXZ}

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	2026-08-07T01:39:32.540323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf269931c42276b25eb7f243eb644be47a5bef889c17f9cb9b07d07c0e878c7

Aliases

arxiv: 2608.06043 · arxiv_version: 2608.06043v1 · doi: 10.48550/arxiv.2608.06043 · pith_short_12: 7TZGTEY4IITW · pith_short_16: 7TZGTEY4IITWWJPL · pith_short_8: 7TZGTEY4

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/7TZGTEY4IITWWJPLP4SD5NSEXZ \
  | 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: fcf269931c42276b25eb7f243eb644be47a5bef889c17f9cb9b07d07c0e878c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de5f24a5e1c5cb62e471b7077b37f663946892b174138a20f3c0d530752cf314",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-08-06T13:53:52Z",
    "title_canon_sha256": "1541c68ccd2f21ce5926742aea8d78077e0f02f6ef4d9193969ef0b855c38749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06043",
    "kind": "arxiv",
    "version": 1
  }
}