Pith Number

pith:UZQPQQRE

pith:2025:UZQPQQREUQJZ5GCUVQNA7PHMZU

not attested not anchored not stored refs pending

GhostUMAP2: Measuring and Analyzing (r,d)-Stability of UMAP

Jaemin Jo, Myeongwon Jung, Takanori Fujiwara

arxiv:2507.17174 v1 · 2025-07-23 · cs.GR · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UZQPQQREUQJZ5GCUVQNA7PHMZU}

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.

Cited by

2 papers in Pith

When One Point Is Not Enough: Addressing Ambiguous Instances in Dimensionality Reduction by Splitting

MAPLE: Self-Supervised Learning-Enhanced Nonlinear Dimensionality Reduction for Visual Analysis

Receipt and verification

First computed	2026-07-05T11:42:02.823570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a660f84224a4139e9854ac1a0fbceccd0a612c59b6eb40e56415d2802b0ccfc6

Aliases

arxiv: 2507.17174 · arxiv_version: 2507.17174v1 · doi: 10.48550/arxiv.2507.17174 · pith_short_12: UZQPQQREUQJZ · pith_short_16: UZQPQQREUQJZ5GCU · pith_short_8: UZQPQQRE

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/UZQPQQREUQJZ5GCUVQNA7PHMZU \
  | 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: a660f84224a4139e9854ac1a0fbceccd0a612c59b6eb40e56415d2802b0ccfc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b8a4b5c723252a787be695e5e5eed7592d07fdaccdf8d8a69af62e6ae43384e",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2025-07-23T03:40:53Z",
    "title_canon_sha256": "c30049e472759fab663bdc61e775c12ee4db9f1de362a6bb13ddabf8c79a1026"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17174",
    "kind": "arxiv",
    "version": 1
  }
}