Pith Number

pith:QKMZA67C

pith:2015:QKMZA67C5L47HA64HRO47XAYOF

not attested not anchored not stored refs pending

Probabilistic Clustering of Time-Evolving Distance Data

Gunnar R\"atsch, Julia E. Vogt, Marius Kloft, Sandhya Prabhakaran, Stefan Stark, Sudhir S. Raman, Volker Roth

arxiv:1504.03701 v1 · 2015-04-14 · cs.LG · 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{QKMZA67C5L47HA64HRO47XAYOF}

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	2026-05-18T02:18:42.358735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8299907be2eaf9f383dc3c5dcfdc1871555f373afdef48b0d23a955a863bdaac

Aliases

arxiv: 1504.03701 · arxiv_version: 1504.03701v1 · doi: 10.48550/arxiv.1504.03701 · pith_short_12: QKMZA67C5L47 · pith_short_16: QKMZA67C5L47HA64 · pith_short_8: QKMZA67C

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/QKMZA67C5L47HA64HRO47XAYOF \
  | 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: 8299907be2eaf9f383dc3c5dcfdc1871555f373afdef48b0d23a955a863bdaac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6677790387cf6a96c8294df715cab36140b03d846f334b83c9d14c33d09d7765",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-04-14T20:05:45Z",
    "title_canon_sha256": "924960dcbb6e2ef53f05b96d2f16d9f6bdaf24d2f5af471488b6636624e273d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03701",
    "kind": "arxiv",
    "version": 1
  }
}