Pith Number

pith:QUR4OK42

pith:2017:QUR4OK42U5T2MTGKAITYF2OQ45

not attested not anchored not stored refs pending

Kernel clustering: density biases and solutions

Dmitrii Marin, Ismail Ben Ayed, Meng Tang, Yuri Boykov

arxiv:1705.05950 v5 · 2017-05-16 · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUR4OK42U5T2MTGKAITYF2OQ45}

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	2026-05-18T00:28:32.116855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8523c72b9aa767a64cca022782e9d0e7763b86bac645ebad46e3f7cf00ba9274

Aliases

arxiv: 1705.05950 · arxiv_version: 1705.05950v5 · doi: 10.48550/arxiv.1705.05950 · pith_short_12: QUR4OK42U5T2 · pith_short_16: QUR4OK42U5T2MTGK · pith_short_8: QUR4OK42

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/QUR4OK42U5T2MTGKAITYF2OQ45 \
  | 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: 8523c72b9aa767a64cca022782e9d0e7763b86bac645ebad46e3f7cf00ba9274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cf67bed0092647ff6967fbba7613ab1a7b4df852d280be1adf9c58f71d6142a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-05-16T23:07:59Z",
    "title_canon_sha256": "ed1fad69e49d0ebfdc8acc23e7f6a8cc5161c1ec1a398c7784a9315fb0b1985a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05950",
    "kind": "arxiv",
    "version": 5
  }
}