Pith Number

pith:SVHA2DH6

pith:2019:SVHA2DH6Z4RVPNCQRHJVGRTQD6

not attested not anchored not stored refs pending

Exact Selectivity Computation for Modern In-Memory Database Query Optimization

Alex Suhan, Florin Rusu, Jun Hyung Shin

arxiv:1901.01488 v1 · 2019-01-06 · 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{SVHA2DH6Z4RVPNCQRHJVGRTQD6}

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	2026-05-17T23:56:51.887524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

954e0d0cfecf2357b45089d35346701f9e062a4feeebd23a264ee3d8417e4252

Aliases

arxiv: 1901.01488 · arxiv_version: 1901.01488v1 · doi: 10.48550/arxiv.1901.01488 · pith_short_12: SVHA2DH6Z4RV · pith_short_16: SVHA2DH6Z4RVPNCQ · pith_short_8: SVHA2DH6

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/SVHA2DH6Z4RVPNCQRHJVGRTQD6 \
  | 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: 954e0d0cfecf2357b45089d35346701f9e062a4feeebd23a264ee3d8417e4252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "076d9ad619607901e737978c67dfe8766825ee6c8dcd62099142e98ba37297b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-01-06T02:20:57Z",
    "title_canon_sha256": "293d656584008e5b95e9dbf721d5815be96265a64aea9010fc802be6ab093cc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01488",
    "kind": "arxiv",
    "version": 1
  }
}