Pith Number

pith:EOYUJXSZ

pith:2026:EOYUJXSZKTBHQZR756OIAD2ZJN

not attested not anchored not stored refs pending

Two-Stage Robust Sparse Gradient Methods for Regression Under Heavy-Tailed Designs

Di Wang, Kaiyuan Zhou, Wenyang Zhang, Xiaoyu Zhang

arxiv:2601.05669 v2 · 2026-01-09 · stat.ME

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EOYUJXSZKTBHQZR756OIAD2ZJN}

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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

Statistical Inference on Gradient Flows

Receipt and verification

First computed	2026-06-08T00:03:39.091637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23b144de5954c278663fef9c800f594b641cb5c02168501e9cef72516babfc0c

Aliases

arxiv: 2601.05669 · arxiv_version: 2601.05669v2 · doi: 10.48550/arxiv.2601.05669 · pith_short_12: EOYUJXSZKTBH · pith_short_16: EOYUJXSZKTBHQZR7 · pith_short_8: EOYUJXSZ

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/EOYUJXSZKTBHQZR756OIAD2ZJN \
  | 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: 23b144de5954c278663fef9c800f594b641cb5c02168501e9cef72516babfc0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7e95db303958e57a791900173416a25c1f6ba2a4438dc87277686bc0b3dd478",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-01-09T09:40:21Z",
    "title_canon_sha256": "a83c04451b3621200c93da81ad9930f63c25fe8b2b5682d83835aab9cc0a0f46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.05669",
    "kind": "arxiv",
    "version": 2
  }
}