Pith Number

pith:FFVOJYBY

pith:2017:FFVOJYBYJYFZSG3MEW7WRMH5UD

not attested not anchored not stored refs pending

Sparse Hierarchical Regression with Polynomials

Bart Van Parys, Dimitris Bertsimas

arxiv:1709.10030 v1 · 2017-09-28 · math.OC · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFVOJYBYJYFZSG3MEW7WRMH5UD}

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	2026-05-18T00:34:05.873730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

296ae4e0384e0b991b6c25bf68b0fda0dd44a656bfafeddaad19a4c76dc1e024

Aliases

arxiv: 1709.10030 · arxiv_version: 1709.10030v1 · doi: 10.48550/arxiv.1709.10030 · pith_short_12: FFVOJYBYJYFZ · pith_short_16: FFVOJYBYJYFZSG3M · pith_short_8: FFVOJYBY

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/FFVOJYBYJYFZSG3MEW7WRMH5UD \
  | 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: 296ae4e0384e0b991b6c25bf68b0fda0dd44a656bfafeddaad19a4c76dc1e024

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69def5e1314b76d85b28abb6a7485056c7ac595d78575350ff331cd76fb9e58d",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-09-28T16:01:08Z",
    "title_canon_sha256": "7b218e5d8949b433d6a344ec191fa6d6f1842fa8977d5e8f0ef7f20e6ff43886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.10030",
    "kind": "arxiv",
    "version": 1
  }
}