Pith Number

pith:UWHVOL63

pith:2021:UWHVOL63F77BSSCNNCGWR2UCRF

not attested not anchored not stored refs pending

Fast Convergence on Perfect Classification for Functional Data

Masaaki Imaizumi, Tomoya Wakayama

arxiv:2104.02978 v2 · 2021-04-07 · 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{UWHVOL63F77BSSCNNCGWR2UCRF}

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	2026-07-05T05:31:10.366816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a58f572fdb2ffe19484d688d68ea8289573d61fcd6df59c36d33ab2302e6559d

Aliases

arxiv: 2104.02978 · arxiv_version: 2104.02978v2 · doi: 10.48550/arxiv.2104.02978 · pith_short_12: UWHVOL63F77B · pith_short_16: UWHVOL63F77BSSCN · pith_short_8: UWHVOL63

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/UWHVOL63F77BSSCNNCGWR2UCRF \
  | 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: a58f572fdb2ffe19484d688d68ea8289573d61fcd6df59c36d33ab2302e6559d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a96574ae70f6b50dfe1b014faab1effedf2b13cb4d9cddf2a6060bf8fc9f6a13",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2021-04-07T08:00:54Z",
    "title_canon_sha256": "090ab1df7ca85c5132d7cf04794a03b57119c386297b8c3a807497bf258bc64b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02978",
    "kind": "arxiv",
    "version": 2
  }
}