Pith Number

pith:Z2EYGRWU

pith:2026:Z2EYGRWUW3IGQTAKTEBZO7IBJG

not attested not anchored not stored refs pending

Distribution-Free test for Changepoint Detection in Angular Mean Direction: Application in Finance

Buddhananda Banerjee, Surojit Biswas

arxiv:2608.08112 v1 · 2026-08-08 · 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{Z2EYGRWUW3IGQTAKTEBZO7IBJG}

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	2026-08-11T01:21:43.546970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce898346d4b6d0684c0a9903977d0149a31fb9dcc48b78a4105140a1a84e16c5

Aliases

arxiv: 2608.08112 · arxiv_version: 2608.08112v1 · doi: 10.48550/arxiv.2608.08112 · pith_short_12: Z2EYGRWUW3IG · pith_short_16: Z2EYGRWUW3IGQTAK · pith_short_8: Z2EYGRWU

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/Z2EYGRWUW3IGQTAKTEBZO7IBJG \
  | 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: ce898346d4b6d0684c0a9903977d0149a31fb9dcc48b78a4105140a1a84e16c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c2e0950e7079ff4e8648fdf55586a3f475f51a61eebd174d6d1d1ed93bc5eba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-08-08T12:49:12Z",
    "title_canon_sha256": "9e5e48b1405d8cd817af67ed8559344bf7f0c0574b215ea5c4f8f8f671afe806"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.08112",
    "kind": "arxiv",
    "version": 1
  }
}