Pith Number

pith:HY7D3F4I

pith:2015:HY7D3F4I3NMW2RBPB3SLWLFBNF

not attested not anchored not stored refs pending

Functional Inverse Regression in an Enlarged Dimension Reduction Space

I-Ping Tu, Su-Yun Huang, Ting-Li Chen, Yanyuan Ma

arxiv:1503.03673 v1 · 2015-03-12 · math.ST · stat.ML · 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{HY7D3F4I3NMW2RBPB3SLWLFBNF}

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	2026-05-18T02:24:27.676913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3e3d9788db596d442f0ee4bb2ca1695bb7368fc140933151de31311b65d33a

Aliases

arxiv: 1503.03673 · arxiv_version: 1503.03673v1 · doi: 10.48550/arxiv.1503.03673 · pith_short_12: HY7D3F4I3NMW · pith_short_16: HY7D3F4I3NMW2RBP · pith_short_8: HY7D3F4I

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/HY7D3F4I3NMW2RBPB3SLWLFBNF \
  | 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: 3e3e3d9788db596d442f0ee4bb2ca1695bb7368fc140933151de31311b65d33a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb5d848254eab7d3d2731a46d8dd796630a478fb172a429cf471480396d161b5",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-03-12T11:14:38Z",
    "title_canon_sha256": "5e7f408fe07c9ccc0bca5c42da11692df8f1775c1779c9a3981d1c7a5ff2a642"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03673",
    "kind": "arxiv",
    "version": 1
  }
}