Pith Number

pith:RLUTGCBE

pith:2019:RLUTGCBEKEA4D5DQJS46PYZFIB

not attested not anchored not stored refs pending

Memory-Efficient Group-by Aggregates over Multi-Way Joins

Amol Deshpande, Konstantinos Xirogiannopoulos

arxiv:1906.05745 v2 · 2019-06-13 · 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{RLUTGCBEKEA4D5DQJS46PYZFIB}

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	2026-05-17T23:43:14.016143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ae93308245101c1f4704cb9e7e325406a7516f28350a83683ce9548d49a3820

Aliases

arxiv: 1906.05745 · arxiv_version: 1906.05745v2 · doi: 10.48550/arxiv.1906.05745 · pith_short_12: RLUTGCBEKEA4 · pith_short_16: RLUTGCBEKEA4D5DQ · pith_short_8: RLUTGCBE

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/RLUTGCBEKEA4D5DQJS46PYZFIB \
  | 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: 8ae93308245101c1f4704cb9e7e325406a7516f28350a83683ce9548d49a3820

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7dff0a4df57afe70d8432c84915758a936118e1eaab6bf602698da530855890",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-06-13T15:15:20Z",
    "title_canon_sha256": "33e065a9c81da50fcbd2eed52e0a4882faefcbb49131e17e9684316163dd6314"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05745",
    "kind": "arxiv",
    "version": 2
  }
}