Pith Number

pith:WBHQJWCW

pith:2015:WBHQJWCWNCG57UGD4LQSVVOLS4

not attested not anchored not stored refs pending

A quickest detection problem with an observation cost

Albert N. Shiryaev, Robert C. Dalang

arxiv:1505.07612 v1 · 2015-05-28 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WBHQJWCWNCG57UGD4LQSVVOLS4}

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	2026-05-18T02:00:57.932511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b04f04d856688ddfd0c3e2e12ad5cb97110388d96c6d06c16d32c57a941a10fc

Aliases

arxiv: 1505.07612 · arxiv_version: 1505.07612v1 · doi: 10.48550/arxiv.1505.07612 · pith_short_12: WBHQJWCWNCG5 · pith_short_16: WBHQJWCWNCG57UGD · pith_short_8: WBHQJWCW

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/WBHQJWCWNCG57UGD4LQSVVOLS4 \
  | 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: b04f04d856688ddfd0c3e2e12ad5cb97110388d96c6d06c16d32c57a941a10fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97af6753317fcba7408cc3aee297b76d70b943a7eec9eced4bb7cc049fa20f8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2015-05-28T09:44:02Z",
    "title_canon_sha256": "38c1d8c8e7c009286cfc4fa6eefe4541d295cc3b5f07ec8376721c1d4726d045"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07612",
    "kind": "arxiv",
    "version": 1
  }
}