Pith Number

pith:6OCS32O4

pith:2026:6OCS32O4KRTJ6NFRTEFG2W2ZOO

not attested not anchored not stored refs pending

Nonparametric Regression via Tree-Guided Feature Aggregation

Martin T. Wells, Sithija Manage, Y. Samuel Wang

arxiv:2605.26653 v1 · 2026-05-26 · 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{6OCS32O4KRTJ6NFRTEFG2W2ZOO}

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	2026-05-27T01:06:04.204452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3852de9dc54669f34b1990a6d5b5973863361cfb8a12e1b6437d0110f0c5d9e

Aliases

arxiv: 2605.26653 · arxiv_version: 2605.26653v1 · doi: 10.48550/arxiv.2605.26653 · pith_short_12: 6OCS32O4KRTJ · pith_short_16: 6OCS32O4KRTJ6NFR · pith_short_8: 6OCS32O4

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/6OCS32O4KRTJ6NFRTEFG2W2ZOO \
  | 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: f3852de9dc54669f34b1990a6d5b5973863361cfb8a12e1b6437d0110f0c5d9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f613c8c73e2ac6fdbedb3f202cae573c8ae73355efb1d3705a0353ea0ac2a5fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-26T07:37:45Z",
    "title_canon_sha256": "6db0540c556e3bacb9908c2ff49dde17fe70fe6cf620905fb4d899263a16eea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26653",
    "kind": "arxiv",
    "version": 1
  }
}