Pith Number

pith:VQSDVDAJ

pith:2009:VQSDVDAJOISPHZPK7LPTCVEWD6

not attested not anchored not stored refs pending

On optimality of the Shiryaev-Roberts procedure for detecting a change in distribution

Aleksey S. Polunchenko, Alexander G. Tartakovsky

arxiv:0904.3370 v5 · 2009-04-22 · math.ST · 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{VQSDVDAJOISPHZPK7LPTCVEWD6}

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	2026-05-18T02:24:55.960236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac243a8c097224f3e5eafadf3154961f8ddee6338fec0468e1d17a311e787cae

Aliases

arxiv: 0904.3370 · arxiv_version: 0904.3370v5 · doi: 10.48550/arxiv.0904.3370 · pith_short_12: VQSDVDAJOISP · pith_short_16: VQSDVDAJOISPHZPK · pith_short_8: VQSDVDAJ

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/VQSDVDAJOISPHZPK7LPTCVEWD6 \
  | 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: ac243a8c097224f3e5eafadf3154961f8ddee6338fec0468e1d17a311e787cae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14faf9794120e72d19d259e80024c4c6aee6ccb284a4d6722735539aef0976d4",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2009-04-22T01:40:38Z",
    "title_canon_sha256": "1f7478913b4a51ecfcbd6c85ac1f33434de7da89e4015f1948f26447eeecb792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3370",
    "kind": "arxiv",
    "version": 5
  }
}