Pith Number

pith:SVQHRZGS

pith:2023:SVQHRZGSPU2NZC32ERDBET7YXZ

not attested not anchored not stored refs pending

A Log-Linear Non-Parametric Online Changepoint Detection Algorithm based on Functional Pruning

Gaetano Romano, Idris A Eckley, Paul Fearnhead

arxiv:2302.02718 v2 · 2023-02-06 · stat.ME · stat.CO · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SVQHRZGSPU2NZC32ERDBET7YXZ}

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	2026-07-05T07:32:16.809309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

956078e4d27d34dc8b7a2446124ff8be76ea3255cb49d97d4173707988d377e6

Aliases

arxiv: 2302.02718 · arxiv_version: 2302.02718v2 · doi: 10.48550/arxiv.2302.02718 · pith_short_12: SVQHRZGSPU2N · pith_short_16: SVQHRZGSPU2NZC32 · pith_short_8: SVQHRZGS

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/SVQHRZGSPU2NZC32ERDBET7YXZ \
  | 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: 956078e4d27d34dc8b7a2446124ff8be76ea3255cb49d97d4173707988d377e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ea4a04558dc1a7d7afa4d2e318976133f94b2a660ecbbb84022896f6100191e",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2023-02-06T11:50:02Z",
    "title_canon_sha256": "fce024ba38a967b7890befdf9dec2803d57203cd8e1df5985dbf67fe6aae54c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.02718",
    "kind": "arxiv",
    "version": 2
  }
}