Pith Number

pith:G3D5KXRA

pith:2015:G3D5KXRAGBIL4AZDPQJRNNFS4B

not attested not anchored not stored refs pending

Purchasing Term Life Insurance to Reach a Bequest Goal: Time-Dependent Case

David Promislow, Erhan Bayraktar, Virginia R. Young

arxiv:1503.02237 v1 · 2015-03-08 · q-fin.MF · q-fin.PM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G3D5KXRAGBIL4AZDPQJRNNFS4B}

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	2026-05-18T02:25:25.520706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36c7d55e203050be03237c1316b4b2e06f34415ca6be608910d31db1b5aa94c4

Aliases

arxiv: 1503.02237 · arxiv_version: 1503.02237v1 · doi: 10.48550/arxiv.1503.02237 · pith_short_12: G3D5KXRAGBIL · pith_short_16: G3D5KXRAGBIL4AZD · pith_short_8: G3D5KXRA

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/G3D5KXRAGBIL4AZDPQJRNNFS4B \
  | 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: 36c7d55e203050be03237c1316b4b2e06f34415ca6be608910d31db1b5aa94c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "398a3092005e3a1111ce26e561d85795870f6e90e9ec72df4be04301f5884e85",
    "cross_cats_sorted": [
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2015-03-08T01:49:25Z",
    "title_canon_sha256": "caa48a2c0b749a5b0f5f6c818c4193c62d852c7357beedf10edf463ceefabf9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02237",
    "kind": "arxiv",
    "version": 1
  }
}