Pith Number

pith:CALRRYH2

pith:2023:CALRRYH2HQYNA3JK3BEJ4DEGVF

not attested not anchored not stored refs pending

Online Centralized Non-parametric Change-point Detection via Graph-based Likelihood-ratio Estimation

Alejandro de la Concha, Argyris Kalogeratos, Nicolas Vayatis

arxiv:2301.03011 v2 · 2023-01-08 · stat.ML · 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{CALRRYH2HQYNA3JK3BEJ4DEGVF}

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	2026-07-05T05:32:34.050285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

101718e0fa3c30d06d2ad8489e0c86a96e08d56cec3d047c966baad8d9a3a5a0

Aliases

arxiv: 2301.03011 · arxiv_version: 2301.03011v2 · doi: 10.48550/arxiv.2301.03011 · pith_short_12: CALRRYH2HQYN · pith_short_16: CALRRYH2HQYNA3JK · pith_short_8: CALRRYH2

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/CALRRYH2HQYNA3JK3BEJ4DEGVF \
  | 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: 101718e0fa3c30d06d2ad8489e0c86a96e08d56cec3d047c966baad8d9a3a5a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e28596eca19923e5d1bc5aed7c07c7d4b21493677f1f3c13fd6558c8cb90f9eb",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2023-01-08T10:15:24Z",
    "title_canon_sha256": "de46ad18af46d39ed60669c848ec8be734110f8c8fa8ea76c2fa43e3a47fd66b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.03011",
    "kind": "arxiv",
    "version": 2
  }
}