Pith Number

pith:S66U77MS

pith:2016:S66U77MSCEXXCMZ4ORGODLWR3F

not attested not anchored not stored refs pending

Saturating Splines and Feature Selection

Benjamin Recht, Michael Jordan, Nicholas Boyd, Stephen Boyd, Trevor Hastie

arxiv:1609.06764 v3 · 2016-09-21 · 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{S66U77MSCEXXCMZ4ORGODLWR3F}

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	2026-05-18T00:29:01.860087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97bd4ffd92112f71333c744ce1aed1d962f5335d81489c5aa8560d0e1fb8f88b

Aliases

arxiv: 1609.06764 · arxiv_version: 1609.06764v3 · doi: 10.48550/arxiv.1609.06764 · pith_short_12: S66U77MSCEXX · pith_short_16: S66U77MSCEXXCMZ4 · pith_short_8: S66U77MS

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/S66U77MSCEXXCMZ4ORGODLWR3F \
  | 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: 97bd4ffd92112f71333c744ce1aed1d962f5335d81489c5aa8560d0e1fb8f88b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ab6a332e5792630972f1c8c2e47b6e603d792c836ede05bb3dfac8ffb9a2998",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-09-21T21:57:25Z",
    "title_canon_sha256": "df18cfc6ecb2ded638239bb095531190d2083cd9b8fa0f263c83b71c57065f8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.06764",
    "kind": "arxiv",
    "version": 3
  }
}