Pith Number

pith:26HIBSFJ

pith:2023:26HIBSFJVM424JODDKLTOO76YU

not attested not anchored not stored refs pending

A Spectral Algorithm for List-Decodable Covariance Estimation in Relative Frobenius Norm

Ankit Pensia, Daniel M. Kane, Ilias Diakonikolas, Jasper C. H. Lee, Thanasis Pittas

arxiv:2305.00966 v1 · 2023-05-01 · cs.DS · cs.LG · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{26HIBSFJVM424JODDKLTOO76YU}

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	2026-07-05T06:05:51.809224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d78e80c8a9ab39ae25c31a97373bfec523cc87b7eabec97f9f4061bd7c0ad02a

Aliases

arxiv: 2305.00966 · arxiv_version: 2305.00966v1 · doi: 10.48550/arxiv.2305.00966 · pith_short_12: 26HIBSFJVM42 · pith_short_16: 26HIBSFJVM424JOD · pith_short_8: 26HIBSFJ

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/26HIBSFJVM424JODDKLTOO76YU \
  | 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: d78e80c8a9ab39ae25c31a97373bfec523cc87b7eabec97f9f4061bd7c0ad02a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68470a86b9f8525ba59c802701cf86543ef8b54f961557c399cdc30ca68402d2",
    "cross_cats_sorted": [
      "cs.LG",
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2023-05-01T17:54:35Z",
    "title_canon_sha256": "7d65b75de4ac8a0d8e175c5776ad85d3da75d19f71190fde26f2898a0b66bb36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.00966",
    "kind": "arxiv",
    "version": 1
  }
}