Pith Number

pith:WJ65CTPU

pith:2011:WJ65CTPUORDKGMTZ7AU2SCC2U3

not attested not anchored not stored refs pending

Structured penalties for functional linear models---partially empirical eigenvectors for regression

Jaroslaw Harezlak, Timothy W. Randolph, Ziding Feng

arxiv:1104.2852 v2 · 2011-04-14 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WJ65CTPUORDKGMTZ7AU2SCC2U3}

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	2026-05-18T04:09:36.357790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b27dd14df47446a33279f829a9085aa6fc6db3c77eee4d9482de7bf1a75b738d

Aliases

arxiv: 1104.2852 · arxiv_version: 1104.2852v2 · doi: 10.48550/arxiv.1104.2852 · pith_short_12: WJ65CTPUORDK · pith_short_16: WJ65CTPUORDKGMTZ · pith_short_8: WJ65CTPU

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/WJ65CTPUORDKGMTZ7AU2SCC2U3 \
  | 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: b27dd14df47446a33279f829a9085aa6fc6db3c77eee4d9482de7bf1a75b738d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99872774df260432930a75f127ec84a8032017c94a76375a714a518357ae2b6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2011-04-14T18:07:22Z",
    "title_canon_sha256": "f7852431357fe1cfa9f7dda157ac38b6aaec447474a25ddd3762e2015cde05d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2852",
    "kind": "arxiv",
    "version": 2
  }
}