Pith Number

pith:T6LFOUNL

pith:2021:T6LFOUNLFVD53DE5JWAVMFICCZ

not attested not anchored not stored refs pending

SetSketch: Filling the Gap between MinHash and HyperLogLog

Otmar Ertl

arxiv:2101.00314 v3 · 2021-01-01 · cs.DS · 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{T6LFOUNLFVD53DE5JWAVMFICCZ}

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	2026-07-05T03:05:00.188396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f965751ab2d47dd8c9d4d815615021640c061856cddb1cfe7937d42bb7efec7

Aliases

arxiv: 2101.00314 · arxiv_version: 2101.00314v3 · doi: 10.48550/arxiv.2101.00314 · pith_short_12: T6LFOUNLFVD5 · pith_short_16: T6LFOUNLFVD53DE5 · pith_short_8: T6LFOUNL

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/T6LFOUNLFVD53DE5JWAVMFICCZ \
  | 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: 9f965751ab2d47dd8c9d4d815615021640c061856cddb1cfe7937d42bb7efec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f2b76e5ba2a4b5203a7677a7ba9a4bb88fb7c696d063f94c3a2cb9f94ea9079",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-01-01T20:14:33Z",
    "title_canon_sha256": "4f970ccd5da878628938641ee6eb31aca7e3ecdafb272370704c76db8bf997d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.00314",
    "kind": "arxiv",
    "version": 3
  }
}