Pith Number

pith:DKOTFPGD

pith:2018:DKOTFPGD5HLYPLRFNXMCCQSQKC

not attested not anchored not stored refs pending

Optimal Singular Dividend Problem under the Sparre Anderson Model

Junyi Guo, Lihua Bai, Linlin Tian

arxiv:1807.08130 v1 · 2018-07-21 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DKOTFPGD5HLYPLRFNXMCCQSQKC}

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	2026-05-18T00:10:09.208824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a9d32bcc3e9d787ae256dd821425050afe6c597166f7481db557900a6246fe4

Aliases

arxiv: 1807.08130 · arxiv_version: 1807.08130v1 · doi: 10.48550/arxiv.1807.08130 · pith_short_12: DKOTFPGD5HLY · pith_short_16: DKOTFPGD5HLYPLRF · pith_short_8: DKOTFPGD

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/DKOTFPGD5HLYPLRFNXMCCQSQKC \
  | 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: 1a9d32bcc3e9d787ae256dd821425050afe6c597166f7481db557900a6246fe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b09065b3f4b90a3f103bb3f192fb56d5e7533600c68ef6a67047ca48c6c370e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-07-21T11:37:14Z",
    "title_canon_sha256": "69ace30e9323599d3c3243d622d63b033773b1811367d5e9d6e1036872acc142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08130",
    "kind": "arxiv",
    "version": 1
  }
}