Pith Number

pith:R55EOEDX

pith:2021:R55EOEDX5OE2YAISKAZPVAPHCK

not attested not anchored not stored refs pending

Fast Online Changepoint Detection via Functional Pruning CUSUM statistics

Gaetano Romano, Guillem Rigaill, Idris Eckley, Paul Fearnhead

arxiv:2110.08205 v3 · 2021-10-15 · 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{R55EOEDX5OE2YAISKAZPVAPHCK}

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	2026-07-05T05:59:31.590746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f7a471077eb89ac01125032fa81e71292891290bf01780a8821d3966230647d

Aliases

arxiv: 2110.08205 · arxiv_version: 2110.08205v3 · doi: 10.48550/arxiv.2110.08205 · pith_short_12: R55EOEDX5OE2 · pith_short_16: R55EOEDX5OE2YAIS · pith_short_8: R55EOEDX

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/R55EOEDX5OE2YAISKAZPVAPHCK \
  | 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: 8f7a471077eb89ac01125032fa81e71292891290bf01780a8821d3966230647d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "346beab1a82edea2e44aa00123a14d0706aa1a6efe1259b7a6ffb407dc7357a6",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-10-15T17:08:06Z",
    "title_canon_sha256": "6d3f69df6980a93f89323cc5e497f8da4c4f938e42ee5668640ec4d0533ff82d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.08205",
    "kind": "arxiv",
    "version": 3
  }
}