Pith Number

pith:2IUZGPJ4

pith:2022:2IUZGPJ4HU4WGNPB57DHM7R3MU

not attested not anchored not stored refs pending

Robust Sparse Mean Estimation via Sum of Squares

Ankit Pensia, Daniel M. Kane, Ilias Diakonikolas, Sushrut Karmalkar, Thanasis Pittas

arxiv:2206.03441 v2 · 2022-06-07 · 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{2IUZGPJ4HU4WGNPB57DHM7R3MU}

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	2026-07-05T08:40:03.719226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d229933d3c3d396335e1efc6767e3b650a5b333a5a5d17043ab9f82775a3e30c

Aliases

arxiv: 2206.03441 · arxiv_version: 2206.03441v2 · doi: 10.48550/arxiv.2206.03441 · pith_short_12: 2IUZGPJ4HU4W · pith_short_16: 2IUZGPJ4HU4WGNPB · pith_short_8: 2IUZGPJ4

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/2IUZGPJ4HU4WGNPB57DHM7R3MU \
  | 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: d229933d3c3d396335e1efc6767e3b650a5b333a5a5d17043ab9f82775a3e30c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8c823dfdb14ddd9b95672a67bfbc0c4ced4e763008598ceb76deff19dc657f1",
    "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": "2022-06-07T16:49:54Z",
    "title_canon_sha256": "86be72d16868be597f3a198b8c3ac69030f8e99e3fd783fdae943d75b9fae7dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.03441",
    "kind": "arxiv",
    "version": 2
  }
}