Pith Number

pith:N664GPST

pith:2011:N664GPSTL3POKXDTLTZHIXTTXE

not attested not anchored not stored refs pending

Sparse Partitioning: Nonlinear regression with binary or tertiary predictors, with application to association studies

Doug Speed, Simon Tavar\'e

arxiv:1101.0632 v2 · 2011-01-04 · q-bio.QM · stat.AP · stat.ME · 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{N664GPSTL3POKXDTLTZHIXTTXE}

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	2026-05-18T04:14:29.310670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fbdc33e535edee55c735cf2745e73b936cc6c766788bc3b3191e6d4b34b26dd

Aliases

arxiv: 1101.0632 · arxiv_version: 1101.0632v2 · doi: 10.48550/arxiv.1101.0632 · pith_short_12: N664GPSTL3PO · pith_short_16: N664GPSTL3POKXDT · pith_short_8: N664GPST

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/N664GPSTL3POKXDTLTZHIXTTXE \
  | 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: 6fbdc33e535edee55c735cf2745e73b936cc6c766788bc3b3191e6d4b34b26dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "704375c487ec35d9915a87cc7433affcb226fdc47d279f35d12145628816813b",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.ME",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2011-01-04T00:43:09Z",
    "title_canon_sha256": "df2670913a8e0aa5168261bdb74f61d5d1d0ef6bed220a8f072b9cd74e0d41d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0632",
    "kind": "arxiv",
    "version": 2
  }
}