Pith Number

pith:32YPHU4U

pith:2011:32YPHU4UXAPVJLOK2726TSQTZU

not attested not anchored not stored refs pending

Multidimensional Scaling in the Poincare Disk

Andrej Cvetkovski, Mark Crovella

arxiv:1105.5332 v3 · 2011-05-26 · stat.ML · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{32YPHU4UXAPVJLOK2726TSQTZU}

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	2026-05-18T01:20:56.328587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deb0f3d394b81f54adcad7f5e9ca13cd2d6f9c536e087dea457d3e0064b787b5

Aliases

arxiv: 1105.5332 · arxiv_version: 1105.5332v3 · doi: 10.48550/arxiv.1105.5332 · pith_short_12: 32YPHU4UXAPV · pith_short_16: 32YPHU4UXAPVJLOK · pith_short_8: 32YPHU4U

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/32YPHU4UXAPVJLOK2726TSQTZU \
  | 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: deb0f3d394b81f54adcad7f5e9ca13cd2d6f9c536e087dea457d3e0064b787b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5765966014e09da0955da71606fdbad6c33b86814465b1e69943ff4fcb0c650e",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-05-26T16:05:23Z",
    "title_canon_sha256": "4fcc68224af51253582d923455822ba582414f81973426f988ed904ce59fdb50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5332",
    "kind": "arxiv",
    "version": 3
  }
}