Pith Number

pith:7PLSFMTY

pith:2018:7PLSFMTYKIIKVHPPMQFEK6OQ3M

not attested not anchored not stored refs pending

On the optimal investment-consumption and life insurance selection problem with an external stochastic factor

Calisto Guambe, Rodwell Kufakunesu

arxiv:1808.04608 v1 · 2018-08-14 · q-fin.PM · 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{7PLSFMTYKIIKVHPPMQFEK6OQ3M}

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	2026-05-18T00:08:12.072353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbd722b2785210aa9def640a4579d0db08415e4c2b30f418f9cc8f293ab40596

Aliases

arxiv: 1808.04608 · arxiv_version: 1808.04608v1 · doi: 10.48550/arxiv.1808.04608 · pith_short_12: 7PLSFMTYKIIK · pith_short_16: 7PLSFMTYKIIKVHPP · pith_short_8: 7PLSFMTY

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/7PLSFMTYKIIKVHPPMQFEK6OQ3M \
  | 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: fbd722b2785210aa9def640a4579d0db08415e4c2b30f418f9cc8f293ab40596

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac6b3a66f7cc576c4bf4310c139078d8029e3d9bcfcd23aa8fceadb33543249b",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2018-08-14T10:10:39Z",
    "title_canon_sha256": "6ca5d0618372db34832640fcde5e823a46dab5e952f652ed66c8759ab8878e6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04608",
    "kind": "arxiv",
    "version": 1
  }
}