Pith Number

pith:Q35V3KJ4

pith:2015:Q35V3KJ456NZY6V2TP64RQCTE5

not attested not anchored not stored refs pending

Efficient Clustering on Riemannian Manifolds: A Kernelised Random Projection Approach

Arnold Wiliem, Azadeh Alavi, Brian C. Lovell, Kun Zhao

arxiv:1509.05536 v1 · 2015-09-18 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q35V3KJ456NZY6V2TP64RQCTE5}

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	2026-05-18T01:32:42.899304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86fb5da93cef9b9c7aba9bfdc8c053275fd273f4cf89d0547cb18b8016967b44

Aliases

arxiv: 1509.05536 · arxiv_version: 1509.05536v1 · doi: 10.48550/arxiv.1509.05536 · pith_short_12: Q35V3KJ456NZ · pith_short_16: Q35V3KJ456NZY6V2 · pith_short_8: Q35V3KJ4

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/Q35V3KJ456NZY6V2TP64RQCTE5 \
  | 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: 86fb5da93cef9b9c7aba9bfdc8c053275fd273f4cf89d0547cb18b8016967b44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "816975fd80c0d9146497bee33f76a911429247e3b184506abdaf4a2c4ed01544",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-09-18T08:12:17Z",
    "title_canon_sha256": "de5d3827ae73877bf3443c3be4bd7f6970c356984a6f4820dbff1b616d2fc668"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05536",
    "kind": "arxiv",
    "version": 1
  }
}