Pith Number

pith:YFH3M5VC

pith:2025:YFH3M5VCWRYTDNMERUMUUMEHJE

not attested not anchored not stored refs pending

Optimal Recovery Meets Minimax Estimation

Guergana Petrova, Jonathan W. Siegel, Rahul Parhi, Robert D. Nowak, Ronald DeVore

arxiv:2502.17671 v3 · 2025-02-24 · math.ST · cs.NA · math.NA · 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{YFH3M5VCWRYTDNMERUMUUMEHJE}

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

Universal, sample-optimal algorithms for recovery of anisotropic functions from i.i.d. samples

Receipt and verification

First computed	2026-07-05T11:11:42.528830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c14fb676a2b47131b5848d194a30874913044aac8329887480dbb87e35f5ad87

Aliases

arxiv: 2502.17671 · arxiv_version: 2502.17671v3 · doi: 10.48550/arxiv.2502.17671 · pith_short_12: YFH3M5VCWRYT · pith_short_16: YFH3M5VCWRYTDNME · pith_short_8: YFH3M5VC

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/YFH3M5VCWRYTDNMERUMUUMEHJE \
  | 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: c14fb676a2b47131b5848d194a30874913044aac8329887480dbb87e35f5ad87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189cd020923af89bdfccc0f80f20aa13068813a53aa8269a8f9d66cb6a5877d0",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2025-02-24T21:37:54Z",
    "title_canon_sha256": "2a19037a1f1baed1558548c4bfb812d254ff803232d7ca2db28847994a80cb34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.17671",
    "kind": "arxiv",
    "version": 3
  }
}