Pith Number

pith:75RFUJGV

pith:2012:75RFUJGVPDWTQLV64LJNV3SQIQ

not attested not anchored not stored refs pending

Nearly Optimal Change-Point Detection with an Application to Cybersecurity

Aleksey S. Polunchenko, Alexander G. Tartakovsky, Nitis Mukhopadhyay

arxiv:1202.2849 v2 · 2012-02-13 · math.ST · stat.AP · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75RFUJGVPDWTQLV64LJNV3SQIQ}

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	2026-05-18T04:00:51.408233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff625a24d578ed382ebee2d2daee50440278189066c6c8fae47711a95d7c0186

Aliases

arxiv: 1202.2849 · arxiv_version: 1202.2849v2 · doi: 10.48550/arxiv.1202.2849 · pith_short_12: 75RFUJGVPDWT · pith_short_16: 75RFUJGVPDWTQLV6 · pith_short_8: 75RFUJGV

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/75RFUJGVPDWTQLV64LJNV3SQIQ \
  | 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: ff625a24d578ed382ebee2d2daee50440278189066c6c8fae47711a95d7c0186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f3b868fa3487d5b455bc841fded278547825bd3beb780aa348fd5605818a1ce",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-02-13T20:59:32Z",
    "title_canon_sha256": "b7c12f411062d8a417888ef5f57477687e362574b72d10fcc9007fa4bd536972"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2849",
    "kind": "arxiv",
    "version": 2
  }
}