Pith Number

pith:COR5VROP

pith:2015:COR5VROPUETVRPEXWDLIDL5TL4

not attested not anchored not stored refs pending

Minimax estimation of linear and quadratic functionals on sparsity classes

Alexandre B. Tsybakov, La\"etitia Comminges, Olivier Collier

arxiv:1502.00665 v1 · 2015-02-02 · math.ST · 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{COR5VROPUETVRPEXWDLIDL5TL4}

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	2026-05-18T02:28:04.626087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13a3dac5cfa12758bc97b0d681afb35f0531fc0b38e6ac820365453fae51518b

Aliases

arxiv: 1502.00665 · arxiv_version: 1502.00665v1 · doi: 10.48550/arxiv.1502.00665 · pith_short_12: COR5VROPUETV · pith_short_16: COR5VROPUETVRPEX · pith_short_8: COR5VROP

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/COR5VROPUETVRPEXWDLIDL5TL4 \
  | 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: 13a3dac5cfa12758bc97b0d681afb35f0531fc0b38e6ac820365453fae51518b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50f0d86a942a893fabdd3102342dfa3396b3f069fdaa5b08c3733971b2780f7b",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-02-02T22:02:18Z",
    "title_canon_sha256": "fa31048e77e5e95dce4b7663ae1f8049b9d5fdde70dbda876f6743d5ed675222"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00665",
    "kind": "arxiv",
    "version": 1
  }
}