Pith Number

pith:UHFCW7AK

pith:2019:UHFCW7AK4VWUFYST6TZUJLGZZK

not attested not anchored not stored refs pending

Multiscale clustering of nonparametric regression curves

Michael Vogt, Oliver Linton

arxiv:1903.01459 v1 · 2019-03-04 · math.ST · stat.ME · 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{UHFCW7AK4VWUFYST6TZUJLGZZK}

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	2026-05-17T23:52:00.476940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1ca2b7c0ae56d42e253f4f344acd9ca9ec6f4c8973e13a81c8081e7ccd08cf8

Aliases

arxiv: 1903.01459 · arxiv_version: 1903.01459v1 · doi: 10.48550/arxiv.1903.01459 · pith_short_12: UHFCW7AK4VWU · pith_short_16: UHFCW7AK4VWUFYST · pith_short_8: UHFCW7AK

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/UHFCW7AK4VWUFYST6TZUJLGZZK \
  | 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: a1ca2b7c0ae56d42e253f4f344acd9ca9ec6f4c8973e13a81c8081e7ccd08cf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e43f8ee0d5b79ea571ec6160f2ea8c40c215819c1c37e62efd1689fc59ce34e",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2019-03-04T14:34:53Z",
    "title_canon_sha256": "a1e01fe9c14bfec604908dd2af9e85e167b4cccda0e4a87d50978fd8f43f2b39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01459",
    "kind": "arxiv",
    "version": 1
  }
}