Pith Number

pith:CJYJ7423

pith:2026:CJYJ7423P7DPFQPSNBCSSOWO3K

not attested not anchored not stored refs pending

Adaptive Ridge-Regularized Hotelling Change-Point Tests for Functional Data

Long Feng, Ping Zhao

arxiv:2607.16976 v1 · 2026-07-18 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CJYJ7423P7DPFQPSNBCSSOWO3K}

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	2026-07-21T01:21:08.925901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12709ff35b7fc6f2c1f26845293aceda8276d33f97092fdb16af4931aaad6bfa

Aliases

arxiv: 2607.16976 · arxiv_version: 2607.16976v1 · doi: 10.48550/arxiv.2607.16976 · pith_short_12: CJYJ7423P7DP · pith_short_16: CJYJ7423P7DPFQPS · pith_short_8: CJYJ7423

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/CJYJ7423P7DPFQPSNBCSSOWO3K \
  | 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: 12709ff35b7fc6f2c1f26845293aceda8276d33f97092fdb16af4931aaad6bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "679ca75166ba2bced5c560f36ad8b1864d228774f7f59dfad6c293f281ac4960",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-07-18T22:02:21Z",
    "title_canon_sha256": "3692953e5671c71dbaa8ba3ea4dc9f3113bd4398846815b23a9ecaccf4768dcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.16976",
    "kind": "arxiv",
    "version": 1
  }
}