Pith Number

pith:2YY5O3YB

pith:2010:2YY5O3YB7UG5TCZD55P353U5FS

not attested not anchored not stored refs pending

A pruned dynamic programming algorithm to recover the best segmentations with $1$ to $K_{max}$ change-points

Guillem Rigaill

arxiv:1004.0887 v2 · 2010-04-06 · 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{2YY5O3YB7UG5TCZD55P353U5FS}

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	2026-05-18T01:14:36.496303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d631d76f01fd0dd98b23ef5fbeee9d2cba6bd9f72e8b7e3b7741198324ad8f3a

Aliases

arxiv: 1004.0887 · arxiv_version: 1004.0887v2 · doi: 10.48550/arxiv.1004.0887 · pith_short_12: 2YY5O3YB7UG5 · pith_short_16: 2YY5O3YB7UG5TCZD · pith_short_8: 2YY5O3YB

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/2YY5O3YB7UG5TCZD55P353U5FS \
  | 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: d631d76f01fd0dd98b23ef5fbeee9d2cba6bd9f72e8b7e3b7741198324ad8f3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe2c40e2be03e913ca3f6a43ffdb8d028a737fe95bac941aa3b13122ce838f3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2010-04-06T16:37:45Z",
    "title_canon_sha256": "889f2299c39969b318d506e4d87b7f6ae57f6fdc72f75fb348f506b371b74810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0887",
    "kind": "arxiv",
    "version": 2
  }
}