Pith Number

pith:SVO66LOW

pith:2026:SVO66LOW6ZMNWJ7QIRFFODATQ6

not attested not anchored not stored refs pending

MNAR-$k$-means: A $k$-means Clustering for Data Missing Not at Random with Magnitude-Decaying Probability

Xin Guan

arxiv:2606.31253 v1 · 2026-06-30 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SVO66LOW6ZMNWJ7QIRFFODATQ6}

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	2026-07-01T01:17:57.214943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

955def2dd6f658db27f0444a570c13878e66acdea9402a0714e1812d7e5f8ea7

Aliases

arxiv: 2606.31253 · arxiv_version: 2606.31253v1 · doi: 10.48550/arxiv.2606.31253 · pith_short_12: SVO66LOW6ZMN · pith_short_16: SVO66LOW6ZMNWJ7Q · pith_short_8: SVO66LOW

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/SVO66LOW6ZMNWJ7QIRFFODATQ6 \
  | 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: 955def2dd6f658db27f0444a570c13878e66acdea9402a0714e1812d7e5f8ea7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca884f872b0513ffb095f802b7d32c51d4753e335baf0902bbb7d983881b32fb",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-06-30T07:31:22Z",
    "title_canon_sha256": "0bc31dcba6333e7d223d835443f186cfb39c05d686614cdaa6be48702c2c17af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31253",
    "kind": "arxiv",
    "version": 1
  }
}