Pith Number

pith:ZP57TAXT

pith:2018:ZP57TAXTYXO2CUECOE6DKVJPWU

not attested not anchored not stored refs pending

Novel Selectivity Estimation Strategy for Modern DBMS

Jun Hyung Shin

arxiv:1806.08384 v1 · 2018-06-21 · 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{ZP57TAXTYXO2CUECOE6DKVJPWU}

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	2026-05-18T00:12:37.536040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbfbf982f3c5dda15082713c35552fb53b433cf12233fe195991e28498f44324

Aliases

arxiv: 1806.08384 · arxiv_version: 1806.08384v1 · doi: 10.48550/arxiv.1806.08384 · pith_short_12: ZP57TAXTYXO2 · pith_short_16: ZP57TAXTYXO2CUEC · pith_short_8: ZP57TAXT

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/ZP57TAXTYXO2CUECOE6DKVJPWU \
  | 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: cbfbf982f3c5dda15082713c35552fb53b433cf12233fe195991e28498f44324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9615d1648daadea114ddff4009fa98de067ee3658a510ad76cc6415343fd405a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-06-21T18:34:03Z",
    "title_canon_sha256": "b0441c2876473ccd616ef2be700b57353446d28c4b79dc0164a52f11539b05a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08384",
    "kind": "arxiv",
    "version": 1
  }
}