Pith Number

pith:WVNITUUN

pith:2022:WVNITUUNJGNFGFOBEEZUPFNKZO

not attested not anchored not stored refs pending

Nonlinear Sufficient Dimension Reduction for Distribution-on-Distribution Regression

Bing Li, Lingzhou Xue, Qi Zhang

arxiv:2207.04613 v2 · 2022-07-11 · stat.ME · 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{WVNITUUNJGNFGFOBEEZUPFNKZO}

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	2026-07-05T06:03:55.711524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b55a89d28d499a5315c121334795aacb9be9fea1eccda50aaf0b620d59d2a50f

Aliases

arxiv: 2207.04613 · arxiv_version: 2207.04613v2 · doi: 10.48550/arxiv.2207.04613 · pith_short_12: WVNITUUNJGNF · pith_short_16: WVNITUUNJGNFGFOB · pith_short_8: WVNITUUN

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/WVNITUUNJGNFGFOBEEZUPFNKZO \
  | 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: b55a89d28d499a5315c121334795aacb9be9fea1eccda50aaf0b620d59d2a50f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "879a0101187fc6c78695c3ec3eacade16ab0009f4141a4b21da49b4ca631438d",
    "cross_cats_sorted": [
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-07-11T04:11:36Z",
    "title_canon_sha256": "866a71887437d0c5f6076efbb70a75922f89b2ffe7f8fe8536c58d94648a8372"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.04613",
    "kind": "arxiv",
    "version": 2
  }
}