Pith Number

pith:3BTCQGQV

pith:2009:3BTCQGQV2MWN7A7QZBXFTUYHRC

not attested not anchored not stored refs pending

De Finetti's dividend problem and impulse control for a two-dimensional insurance risk process

Irmina Czarna, Zbigniew Palmowski

arxiv:0906.2100 v3 · 2009-06-11 · q-fin.GN · 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{3BTCQGQV2MWN7A7QZBXFTUYHRC}

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	2026-05-18T04:28:56.841912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d866281a15d32cdf83f0c86e59d3078891aee6c19d48222298a53ac2b9290b28

Aliases

arxiv: 0906.2100 · arxiv_version: 0906.2100v3 · doi: 10.48550/arxiv.0906.2100 · pith_short_12: 3BTCQGQV2MWN · pith_short_16: 3BTCQGQV2MWN7A7Q · pith_short_8: 3BTCQGQV

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/3BTCQGQV2MWN7A7QZBXFTUYHRC \
  | 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: d866281a15d32cdf83f0c86e59d3078891aee6c19d48222298a53ac2b9290b28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75248a3e32cfe3ecb9a8a7f159d7ac3846b313837bcb5cf007e3906043695c61",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2009-06-11T13:22:00Z",
    "title_canon_sha256": "e0f4a1705c86a6cbe1c8584f63795102dd3a500ec40470514d3d5f26025dd9d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2100",
    "kind": "arxiv",
    "version": 3
  }
}