Pith Number

pith:YYBFEQT3

pith:2025:YYBFEQT3RQ5NMYAIBX4LSRU6DS

not attested not anchored not stored refs pending

Fr\'echet Cumulative Covariance Net for Deep Nonlinear Sufficient Dimension Reduction with Random Objects

Christina Dan Wang, Hang Yuan, Zhou Yu

arxiv:2502.15374 v1 · 2025-02-21 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YYBFEQT3RQ5NMYAIBX4LSRU6DS}

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	2026-07-05T10:18:00.876661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c60252427b8c3ad660080df8b9469e1cb221fa23113b1778db9f7b2e8b545569

Aliases

arxiv: 2502.15374 · arxiv_version: 2502.15374v1 · doi: 10.48550/arxiv.2502.15374 · pith_short_12: YYBFEQT3RQ5N · pith_short_16: YYBFEQT3RQ5NMYAI · pith_short_8: YYBFEQT3

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/YYBFEQT3RQ5NMYAIBX4LSRU6DS \
  | 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: c60252427b8c3ad660080df8b9469e1cb221fa23113b1778db9f7b2e8b545569

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b172acff9bede9ab462f6768144eac664efe80867e09ba54748069ad11dd0986",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-02-21T10:55:50Z",
    "title_canon_sha256": "015c0afaa079babe9b9aa538c1d3d5067eae02a94f26baf4074f8084c72a36dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.15374",
    "kind": "arxiv",
    "version": 1
  }
}