Pith Number

pith:CCETKTYI

pith:2026:CCETKTYIOPKIFHGWQPO7MTRC6L

not attested not anchored not stored refs pending

Analysis of gradual changes in nonparametric regression based on a new optimization method in the non-unique case

Leonie Selk, Marie Hu\v{s}kov\'a, Natalie Neumeyer

arxiv:2606.30864 v1 · 2026-06-29 · math.ST · 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{CCETKTYIOPKIFHGWQPO7MTRC6L}

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	2026-07-01T00:17:19.896565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1089354f0873d4829cd683ddf64e22f2e3d338372c0e47bc5bb2027c3651027b

Aliases

arxiv: 2606.30864 · arxiv_version: 2606.30864v1 · doi: 10.48550/arxiv.2606.30864 · pith_short_12: CCETKTYIOPKI · pith_short_16: CCETKTYIOPKIFHGW · pith_short_8: CCETKTYI

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/CCETKTYIOPKIFHGWQPO7MTRC6L \
  | 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: 1089354f0873d4829cd683ddf64e22f2e3d338372c0e47bc5bb2027c3651027b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e8e18409cf3e0a9d87875b2eb512c8754527f09ba50bc09036fe4da8d6439f7",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2026-06-29T19:52:06Z",
    "title_canon_sha256": "99069933844f3227bd07c672a2ea9d2565d6cf2cbced448b9df1c70df796d01f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30864",
    "kind": "arxiv",
    "version": 1
  }
}