Pith Number

pith:5YA2XUA6

pith:2019:5YA2XUA6Z6M64UF6UWCX3OT4O7

not attested not anchored not stored refs pending

Semi-tractability of optimal stopping problems via a weighted stochastic mesh algorithm

D. Belomestny, J. Schoenmakers, M. Kaledin

arxiv:1906.09431 v1 · 2019-06-22 · q-fin.CP · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5YA2XUA6Z6M64UF6UWCX3OT4O7}

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	2026-05-17T23:42:38.079624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee01abd01ecf99ee50bea5857dba7c77c3a7bac3f4cf563a717158c49d07d32b

Aliases

arxiv: 1906.09431 · arxiv_version: 1906.09431v1 · doi: 10.48550/arxiv.1906.09431 · pith_short_12: 5YA2XUA6Z6M6 · pith_short_16: 5YA2XUA6Z6M64UF6 · pith_short_8: 5YA2XUA6

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/5YA2XUA6Z6M64UF6UWCX3OT4O7 \
  | 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: ee01abd01ecf99ee50bea5857dba7c77c3a7bac3f4cf563a717158c49d07d32b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8464b5423971a1ba4f32dab72da5d2e71202dfb29cee96579cc4295f15741c1",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2019-06-22T10:53:47Z",
    "title_canon_sha256": "770ad7272363bfa69be8cefd5c281d719a6d1ea5103d5b09eb1465cb85cc85af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09431",
    "kind": "arxiv",
    "version": 1
  }
}