Pith Number

pith:L2CRWOWS

pith:2026:L2CRWOWSQMAMYC6DTDW343V2IN

not attested not anchored not stored refs pending

Measuring Distortion in the Empty Regions of Dimensionality Reduction Scatterplots with the Gap Index

Alessio Arleo, Fernando Paulovich, Jaume Ros

arxiv:2607.28324 v1 · 2026-07-30 · 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{L2CRWOWSQMAMYC6DTDW343V2IN}

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	2026-07-31T01:37:14.488054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

5e851b3ad28300cc0bc398edbe6eba434ef2c3503a8287d5de25224bf5d79098

Aliases

arxiv: 2607.28324 · arxiv_version: 2607.28324v1 · doi: 10.48550/arxiv.2607.28324 · pith_short_12: L2CRWOWSQMAM · pith_short_16: L2CRWOWSQMAMYC6D · pith_short_8: L2CRWOWS

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/L2CRWOWSQMAMYC6DTDW343V2IN \
  | 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: 5e851b3ad28300cc0bc398edbe6eba434ef2c3503a8287d5de25224bf5d79098

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2c65ad5302380923161e15dc63d21e38947b36575445c8d27f91f489ea5b701",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-30T14:57:19Z",
    "title_canon_sha256": "b10f2b36c264e8f9294023ea2333c5d5d60f181a4bde58cdf642568075817968"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28324",
    "kind": "arxiv",
    "version": 1
  }
}