Pith Number

pith:4LES4BWU

pith:2016:4LES4BWU5I7B2SAZUFYCBJVIK3

not attested not anchored not stored refs pending

A Minimal Variance Estimator for the Cardinality of Big Data Set Intersection

Aviv Yehezkel, Liran Katzir, Reuven Cohen

arxiv:1606.00996 v1 · 2016-06-03 · 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{4LES4BWU5I7B2SAZUFYCBJVIK3}

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	2026-05-18T01:12:59.922648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2c92e06d4ea3e1d4819a17020a6a856e41a0d810faec229b0bddfe5c2da51ce

Aliases

arxiv: 1606.00996 · arxiv_version: 1606.00996v1 · doi: 10.48550/arxiv.1606.00996 · pith_short_12: 4LES4BWU5I7B · pith_short_16: 4LES4BWU5I7B2SAZ · pith_short_8: 4LES4BWU

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/4LES4BWU5I7B2SAZUFYCBJVIK3 \
  | 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: e2c92e06d4ea3e1d4819a17020a6a856e41a0d810faec229b0bddfe5c2da51ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64cc22c7a357484af3de878760a4cba1ca833caa0f8effbde8a112f30688064f",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-06-03T07:51:56Z",
    "title_canon_sha256": "bcf6a92559c67c10f26ae4e29cfc95e6d386d8c1e0635a45d344ebf1f60cf914"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00996",
    "kind": "arxiv",
    "version": 1
  }
}