Pith Number

pith:HNBSJMTE

pith:2024:HNBSJMTEPT3S7IBCPODLSXVJLK

not attested not anchored not stored refs pending

Embrace rejection: Kernel matrix approximation by accelerated randomly pivoted Cholesky

Ethan N. Epperly, Joel A. Tropp, Robert J. Webber

arxiv:2410.03969 v3 · 2024-10-04 · math.NA · cs.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{HNBSJMTEPT3S7IBCPODLSXVJLK}

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

Structured Column Subset Selection for Bayesian Optimal Experimental Design

Receipt and verification

First computed	2026-07-05T10:45:12.147623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b4324b2647cf72fa0227b86b95ea95abfb7b9874c8a152f72feefbf09fe748d

Aliases

arxiv: 2410.03969 · arxiv_version: 2410.03969v3 · doi: 10.48550/arxiv.2410.03969 · pith_short_12: HNBSJMTEPT3S · pith_short_16: HNBSJMTEPT3S7IBC · pith_short_8: HNBSJMTE

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/HNBSJMTEPT3S7IBCPODLSXVJLK \
  | 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: 3b4324b2647cf72fa0227b86b95ea95abfb7b9874c8a152f72feefbf09fe748d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23cfc39b0ddc6c1cd96bc89c1168d9a4f15e3548759a03799846c66a3c4eecb3",
    "cross_cats_sorted": [
      "cs.NA",
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-10-04T23:21:37Z",
    "title_canon_sha256": "797f70e9bb531ceced6b105d31d00036a6d85b4ba83ecd2508377259c83de8ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.03969",
    "kind": "arxiv",
    "version": 3
  }
}