Pith Number

pith:FGAVFYOL

pith:2019:FGAVFYOLGJ4UWOK5RQY3FT5JHX

not attested not anchored not stored refs pending

A Solvable Two-dimensional Optimal Stopping Problem in the Presence of Ambiguity

Luis H. R. Alvarez E, S\"oren Christensen

arxiv:1905.05429 v1 · 2019-05-14 · q-fin.MF · 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{FGAVFYOLGJ4UWOK5RQY3FT5JHX}

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	2026-05-17T23:46:16.509217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

298152e1cb32794b395d8c31b2cfa93dd813cc69589e7f2c42155ceff4753816

Aliases

arxiv: 1905.05429 · arxiv_version: 1905.05429v1 · doi: 10.48550/arxiv.1905.05429 · pith_short_12: FGAVFYOLGJ4U · pith_short_16: FGAVFYOLGJ4UWOK5 · pith_short_8: FGAVFYOL

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/FGAVFYOLGJ4UWOK5RQY3FT5JHX \
  | 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: 298152e1cb32794b395d8c31b2cfa93dd813cc69589e7f2c42155ceff4753816

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91f3ac3c3943df88790cb816183a40c1cdf70a0f30695f616d9d8d43e5147ccf",
    "cross_cats_sorted": [
      "math.OC",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2019-05-14T07:40:37Z",
    "title_canon_sha256": "d32ee364fb46ae8d1de7833a1918466d1e0322d1ed11b158e7ec3e4e83d40d3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05429",
    "kind": "arxiv",
    "version": 1
  }
}