Pith Number

pith:YGUGZT3Q

pith:2009:YGUGZT3QAH5L2E42SKIPNUPONZ

not attested not anchored not stored refs pending

A Simulation Approach to Optimal Stopping Under Partial Information

Mike Ludkovski

arxiv:0902.2518 v1 · 2009-02-15 · math.OC · 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{YGUGZT3QAH5L2E42SKIPNUPONZ}

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	2026-07-04T17:19:50.929279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1a86ccf7001fabd139a9290f6d1ee6e79b8503d63f7ef8ffca17c27bc2d2e92

Aliases

arxiv: 0902.2518 · arxiv_version: 0902.2518v1 · doi: 10.48550/arxiv.0902.2518 · pith_short_12: YGUGZT3QAH5L · pith_short_16: YGUGZT3QAH5L2E42 · pith_short_8: YGUGZT3Q

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/YGUGZT3QAH5L2E42SKIPNUPONZ \
  | 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: c1a86ccf7001fabd139a9290f6d1ee6e79b8503d63f7ef8ffca17c27bc2d2e92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "107f6822731dfb0a00a90e52aa07bb02360f4bcdce62d2aed8486eae20a2c2db",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2009-02-15T02:51:57Z",
    "title_canon_sha256": "8f2d6708e43685186d4c067c8bfd35129164f2862e71dd871927bbdfe2898cfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2518",
    "kind": "arxiv",
    "version": 1
  }
}