Pith Number

pith:NHU77ADP

pith:2014:NHU77ADPV362ATKL6QCMONHAU4

not attested not anchored not stored refs pending

Subspace clustering of dimensionality-reduced data

Helmut B\"olcskei, Michael Tschannen, Reinhard Heckel

arxiv:1404.6818 v1 · 2014-04-27 · cs.IT · math.IT · 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{NHU77ADPV362ATKL6QCMONHAU4}

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	2026-05-18T02:53:05.848033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69e9ff806faefda04d4bf404c734e0a7291396a52570a6ed0866ea3ad52f7171

Aliases

arxiv: 1404.6818 · arxiv_version: 1404.6818v1 · doi: 10.48550/arxiv.1404.6818 · pith_short_12: NHU77ADPV362 · pith_short_16: NHU77ADPV362ATKL · pith_short_8: NHU77ADP

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/NHU77ADPV362ATKL6QCMONHAU4 \
  | 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: 69e9ff806faefda04d4bf404c734e0a7291396a52570a6ed0866ea3ad52f7171

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e08e3518f4547fcda7141a9b82d765e5ca4699c928123499115cf5392b1dd699",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-04-27T20:02:11Z",
    "title_canon_sha256": "9f30f894bb4ae4e2a4a78e1a9719736d22da29816c14f3091ba3146925dcb8f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6818",
    "kind": "arxiv",
    "version": 1
  }
}