Pith Number

pith:V2PM57GC

pith:2021:V2PM57GCR2B32MFN5PTLRCL6RQ

not attested not anchored not stored refs pending

A Comparison of Single and Multiple Changepoint Techniques for Time Series Data

Colin Gallagher, Rebecca Killick, Robert Lund, Xueheng Shi

arxiv:2101.01960 v1 · 2021-01-06 · stat.ME · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2PM57GCR2B32MFN5PTLRCL6RQ}

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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.

Cited by

1 paper in Pith

Changepoint Detection in Categorical Time Series with Application to Daily Total Cloud Cover in Canada

Receipt and verification

First computed	2026-07-05T02:05:01.978071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae9ecefcc28e83bd30adebe6b8897e8c00484bc72c8da5e9e83ad03825b8c626

Aliases

arxiv: 2101.01960 · arxiv_version: 2101.01960v1 · doi: 10.48550/arxiv.2101.01960 · pith_short_12: V2PM57GCR2B3 · pith_short_16: V2PM57GCR2B32MFN · pith_short_8: V2PM57GC

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/V2PM57GCR2B32MFN5PTLRCL6RQ \
  | 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: ae9ecefcc28e83bd30adebe6b8897e8c00484bc72c8da5e9e83ad03825b8c626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68ac7ebdec0cce2cc7e29d1ef92802e60050fca8fdb1c4b7be8fdb1b8274d2dd",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-01-06T10:36:57Z",
    "title_canon_sha256": "e0c9324aebaf69a0407302e68dd7c4f897259272dc4dbd89176186acc7614d88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.01960",
    "kind": "arxiv",
    "version": 1
  }
}