Pith Number

pith:XT5UR2MW

pith:2025:XT5UR2MWCZFDMZKKDAL3MFCCTF

not attested not anchored not stored refs pending

Information Theory Strikes Back: New Development in the Theory of Cardinality Estimation

Dan Olteanu, Dan Suciu, Mahmoud Abo Khamis, Vasileios Nakos

arxiv:2503.03290 v2 · 2025-03-05 · cs.DB · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XT5UR2MWCZFDMZKKDAL3MFCCTF}

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	2026-07-05T11:01:32.549478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcfb48e996164a36654a1817b6144299526a496becee045a96683c4f33d9a55c

Aliases

arxiv: 2503.03290 · arxiv_version: 2503.03290v2 · doi: 10.48550/arxiv.2503.03290 · pith_short_12: XT5UR2MWCZFD · pith_short_16: XT5UR2MWCZFDMZKK · pith_short_8: XT5UR2MW

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/XT5UR2MWCZFDMZKKDAL3MFCCTF \
  | 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: bcfb48e996164a36654a1817b6144299526a496becee045a96683c4f33d9a55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6188f3792119c957cb4288e7ed67be058b0315e145cbab74b9a6fa9d472ae8d1",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-03-05T09:17:01Z",
    "title_canon_sha256": "3ac228c169b60a24241d19c0369d8e5102542dd1caac3ba82ab2c348f35ab735"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.03290",
    "kind": "arxiv",
    "version": 2
  }
}