Pith Number

pith:MM6TOBH2

pith:2022:MM6TOBH2U6YJIWCHV7Y7PXE2RG

not attested not anchored not stored refs pending

Clustering by the Probability Distributions from Extreme Value Theory

Jianfeng Feng, Ke Fan, Sixiao Zheng, Yanwei Fu, Yanxi Hou

arxiv:2202.09784 v1 · 2022-02-20 · cs.LG · cs.AI · cs.CV · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MM6TOBH2U6YJIWCHV7Y7PXE2RG}

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	2026-07-05T03:58:26.051984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

633d3704faa7b0945847aff1f7dc9a89a1c2b828d9e5223bda61e4dfadf0df1e

Aliases

arxiv: 2202.09784 · arxiv_version: 2202.09784v1 · doi: 10.48550/arxiv.2202.09784 · pith_short_12: MM6TOBH2U6YJ · pith_short_16: MM6TOBH2U6YJIWCH · pith_short_8: MM6TOBH2

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/MM6TOBH2U6YJIWCHV7Y7PXE2RG \
  | 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: 633d3704faa7b0945847aff1f7dc9a89a1c2b828d9e5223bda61e4dfadf0df1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2fb8afe49d8c3246f8fda0784111add865fc0314d518f81267beaafeda58095",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-20T10:52:43Z",
    "title_canon_sha256": "60761e8764a5ac4a8a6da2d8661137ed046cf0c28ca38efbf5c9b18e7d42decf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.09784",
    "kind": "arxiv",
    "version": 1
  }
}