Pith Number

pith:SU2WRSUE

pith:2021:SU2WRSUEUUYVNCHOK6EKMCUS3V

not attested not anchored not stored refs pending

Estimating leverage scores via rank revealing methods and randomization

Aleksandros Sobczyk (1), Efstratios Gallopoulos (2) ((1) IBM Research Europe, Greece), Informatics Department, Switzerland (2) Computer Engineering, University of Patras, Zurich

arxiv:2105.11004 v1 · 2021-05-23 · cs.DS · cs.LG · cs.NA · math.NA · stat.CO · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SU2WRSUEUUYVNCHOK6EKMCUS3V}

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.

Cited by

1 paper in Pith

Axially symmetric ghost stars

Receipt and verification

First computed	2026-07-05T04:02:16.562491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

953568ca84a5315688ee5788a60a92dd71954960853bbf3ad775f6050d9b43c8

Aliases

arxiv: 2105.11004 · arxiv_version: 2105.11004v1 · doi: 10.48550/arxiv.2105.11004 · pith_short_12: SU2WRSUEUUYV · pith_short_16: SU2WRSUEUUYVNCHO · pith_short_8: SU2WRSUE

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/SU2WRSUEUUYVNCHOK6EKMCUS3V \
  | 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: 953568ca84a5315688ee5788a60a92dd71954960853bbf3ad775f6050d9b43c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8563322892c99d9bfdfd024aa2ac4ff4070fb27df4112f4880757d069578eccd",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA",
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-05-23T19:21:55Z",
    "title_canon_sha256": "74a0f8444fcc31c254f00a6ae85847e13588f39ebe92959a9283a7665b006bd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.11004",
    "kind": "arxiv",
    "version": 1
  }
}