Pith Number

pith:7TM5YWES

pith:2022:7TM5YWESJ7QZ7HTWUK66JGGH2C

not attested not anchored not stored refs pending

Implementing Window Functions in a Column-Store with Late Materialization (Extended Version)

George Chernishev, Nadezhda Mukhaleva, Valentin Grigorev

arxiv:2208.03586 v1 · 2022-08-06 · cs.DB · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TM5YWESJ7QZ7HTWUK66JGGH2C}

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	2026-07-05T04:46:42.495592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcd9dc58924fe19f9e76a2bde498c7d0a94359bc6b5e6f6bf617f15e7b680403

Aliases

arxiv: 2208.03586 · arxiv_version: 2208.03586v1 · doi: 10.48550/arxiv.2208.03586 · pith_short_12: 7TM5YWESJ7QZ · pith_short_16: 7TM5YWESJ7QZ7HTW · pith_short_8: 7TM5YWES

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/7TM5YWESJ7QZ7HTWUK66JGGH2C \
  | 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: fcd9dc58924fe19f9e76a2bde498c7d0a94359bc6b5e6f6bf617f15e7b680403

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1661bd3599d06fec9efa17a07c2ab998ab441dccb25f1fa454631c04fbf403a3",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2022-08-06T21:28:54Z",
    "title_canon_sha256": "e29b8181f215f592ddd77d7fcb5a766b3b23dba93ffa48fe188e013c807ac1d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.03586",
    "kind": "arxiv",
    "version": 1
  }
}