Pith Number

pith:OTAFVDXW

pith:2021:OTAFVDXWZITVSMPTFYDARQJ5JR

not attested not anchored not stored refs pending

Optimal Classification for Functional Data

Guanqun Cao, Jun Liu, Shuoyang Wang, Zuofeng Shang

arxiv:2103.00569 v2 · 2021-02-28 · 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{OTAFVDXWZITVSMPTFYDARQJ5JR}

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.

Cited by

1 paper in Pith

Panel Flow Matching: A Generative Approach to Learning Distributions of Longitudinal Data

Receipt and verification

First computed	2026-07-05T03:13:25.477269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74c05a8ef6ca275931f32e0608c13d4c6e742768235162f6c098ea4e3e363a67

Aliases

arxiv: 2103.00569 · arxiv_version: 2103.00569v2 · doi: 10.48550/arxiv.2103.00569 · pith_short_12: OTAFVDXWZITV · pith_short_16: OTAFVDXWZITVSMPT · pith_short_8: OTAFVDXW

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/OTAFVDXWZITVSMPTFYDARQJ5JR \
  | 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: 74c05a8ef6ca275931f32e0608c13d4c6e742768235162f6c098ea4e3e363a67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56abbf48af65f93ead8e2aa51255387b7a3267ca9652288ae66d77febc70217f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-02-28T17:32:13Z",
    "title_canon_sha256": "3b0100cdf4bb8d1773ffcff36e29557cf1d8d12a5f35937856d52374d625c2c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.00569",
    "kind": "arxiv",
    "version": 2
  }
}