Pith Number

pith:XRTQK6SM

pith:2018:XRTQK6SMCXNLX5TXNKQ3I2QPQ6

not attested not anchored not stored refs pending

Clustering of Data with Missing Entries

Mathews Jacob, Sunrita Poddar

arxiv:1801.01455 v1 · 2018-01-03 · 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{XRTQK6SMCXNLX5TXNKQ3I2QPQ6}

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	2026-05-18T00:26:42.059932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc67057a4c15dabbf6776aa1b46a0f878829bfdef59e94f98f32fe34985e4cf1

Aliases

arxiv: 1801.01455 · arxiv_version: 1801.01455v1 · doi: 10.48550/arxiv.1801.01455 · pith_short_12: XRTQK6SMCXNL · pith_short_16: XRTQK6SMCXNLX5TX · pith_short_8: XRTQK6SM

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/XRTQK6SMCXNLX5TXNKQ3I2QPQ6 \
  | 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: bc67057a4c15dabbf6776aa1b46a0f878829bfdef59e94f98f32fe34985e4cf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9a29a49043d450a50184717e1939b1465c940ee529403e06abe5d933abc0ee4",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-01-03T15:45:52Z",
    "title_canon_sha256": "0514c52a9f5575bde4b6ee3552d4cf4285dc8a7fd731b87e8ba0f5805ff0adf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01455",
    "kind": "arxiv",
    "version": 1
  }
}