Pith Number

pith:ZZCORJIT

pith:2026:ZZCORJITPVS7LI7J6GN6FRMRSM

not attested not anchored not stored refs pending

From Single to Multiple Attributes: Experimental Insights on Sampling-Based Distinct Combination Estimation in GROUP-BY Queries

Bin Wang, Xiaochun Yang, Yuan Sui, Yujie Zhang

arxiv:2607.00868 v1 · 2026-07-01 · 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{ZZCORJITPVS7LI7J6GN6FRMRSM}

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	2026-07-02T01:18:21.835908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce44e8a5137d65f5a3e9f19be2c5919321f8659bb37c16b219da385d63e96243

Aliases

arxiv: 2607.00868 · arxiv_version: 2607.00868v1 · doi: 10.48550/arxiv.2607.00868 · pith_short_12: ZZCORJITPVS7 · pith_short_16: ZZCORJITPVS7LI7J · pith_short_8: ZZCORJIT

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/ZZCORJITPVS7LI7J6GN6FRMRSM \
  | 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: ce44e8a5137d65f5a3e9f19be2c5919321f8659bb37c16b219da385d63e96243

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "718417d6b5f5b35640fdb7b6067d38d9883a0aa70f20f85e0dffbf63bd7777d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-07-01T12:33:00Z",
    "title_canon_sha256": "7b8612fc63b140fa1f066efb994979fcc36a8ec46b5635a9adbb0fed741d2316"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.00868",
    "kind": "arxiv",
    "version": 1
  }
}