Pith Number

pith:2PGLOVDG

pith:2015:2PGLOVDG7RGK24UPB7M36K47P7

not attested not anchored not stored refs pending

Adaptive variable selection in nonparametric sparse additive models

Cristina Butucea, Natalia Stepanova

arxiv:1508.06660 v1 · 2015-08-26 · 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{2PGLOVDG7RGK24UPB7M36K47P7}

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	2026-05-18T01:34:41.393175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3ccb75466fc4cad728f0fd9bf2b9f7fd95542e2e400453b8ac4881293e0fe85

Aliases

arxiv: 1508.06660 · arxiv_version: 1508.06660v1 · doi: 10.48550/arxiv.1508.06660 · pith_short_12: 2PGLOVDG7RGK · pith_short_16: 2PGLOVDG7RGK24UP · pith_short_8: 2PGLOVDG

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/2PGLOVDG7RGK24UPB7M36K47P7 \
  | 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: d3ccb75466fc4cad728f0fd9bf2b9f7fd95542e2e400453b8ac4881293e0fe85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b12a526ff07b454aded92700dc8089e7c0fb6bf1f01be57eae1932f07836879",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-08-26T20:51:52Z",
    "title_canon_sha256": "71297cdf3b00d41e1580695f72090a4d337099125c41d78039ce19c6d73ae142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06660",
    "kind": "arxiv",
    "version": 1
  }
}