Pith Number

pith:C3ZIYDD3

pith:2025:C3ZIYDD3YVRAU5NVTOPQULMAAI

not attested not anchored not stored refs pending

Leveraging Optimal Transport for Distributed Two-Sample Testing: An Integrated Transportation Distance-based Framework

Yan Chen, Zhengqi Lin

arxiv:2506.16047 v1 · 2025-06-19 · stat.ME · math.ST · stat.AP · stat.CO · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C3ZIYDD3YVRAU5NVTOPQULMAAI}

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	2026-07-05T11:24:29.303231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16f28c0c7bc5620a75b59b9f0a2d80021d0f694044351c94281d5622a6e25b53

Aliases

arxiv: 2506.16047 · arxiv_version: 2506.16047v1 · doi: 10.48550/arxiv.2506.16047 · pith_short_12: C3ZIYDD3YVRA · pith_short_16: C3ZIYDD3YVRAU5NV · pith_short_8: C3ZIYDD3

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/C3ZIYDD3YVRAU5NVTOPQULMAAI \
  | 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: 16f28c0c7bc5620a75b59b9f0a2d80021d0f694044351c94281d5622a6e25b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "378d2a753dff43695234becaba009930dc2a3f0b45534f2f273a8909b7d68420",
    "cross_cats_sorted": [
      "math.ST",
      "stat.AP",
      "stat.CO",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-06-19T05:59:48Z",
    "title_canon_sha256": "c9c88cd1874791d7264161e7b7b661bda39ac3b2dae3be7af658e3056adfa31e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.16047",
    "kind": "arxiv",
    "version": 1
  }
}