Pith Number

pith:QKC3MJ2M

pith:2015:QKC3MJ2MOC2LK2T66FDV2ZHGI6

not attested not anchored not stored refs pending

In the Life Insurance Business Risky Investments are Dangerous

Serguei Pergamenshchikov, Yuri Kabanov

arxiv:1505.04331 v1 · 2015-05-16 · 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{QKC3MJ2MOC2LK2T66FDV2ZHGI6}

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	2026-05-18T02:07:25.677241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8285b6274c70b4b56a7ef1475d64e6478c12a4f53c3a2bc272ee10b08648b287

Aliases

arxiv: 1505.04331 · arxiv_version: 1505.04331v1 · doi: 10.48550/arxiv.1505.04331 · pith_short_12: QKC3MJ2MOC2L · pith_short_16: QKC3MJ2MOC2LK2T6 · pith_short_8: QKC3MJ2M

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/QKC3MJ2MOC2LK2T66FDV2ZHGI6 \
  | 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: 8285b6274c70b4b56a7ef1475d64e6478c12a4f53c3a2bc272ee10b08648b287

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ec7964371911c147aa9d93fceefa16adc69601427a10b55819983618ab202df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2015-05-16T21:58:16Z",
    "title_canon_sha256": "8383f5a7ef336bb8d479c2daf4ffb1d01886f6ae43c04f5cd30f13ca03c79e6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04331",
    "kind": "arxiv",
    "version": 1
  }
}