Pith Number

pith:6IIQ5CXU

pith:2015:6IIQ5CXUVPWFDKXVW2XNI57OAT

not attested not anchored not stored refs pending

Variable Annuity with GMWB: surrender or not, that is the question

Pavel Shevchenko, Xiaolin Luo

arxiv:1507.08738 v1 · 2015-07-31 · q-fin.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{6IIQ5CXUVPWFDKXVW2XNI57OAT}

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	2026-05-18T01:36:02.985342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2110e8af4abec51aaf5b6aed477ee04e72b06e1d16dc4390e228da3b50352b8

Aliases

arxiv: 1507.08738 · arxiv_version: 1507.08738v1 · doi: 10.48550/arxiv.1507.08738 · pith_short_12: 6IIQ5CXUVPWF · pith_short_16: 6IIQ5CXUVPWFDKXV · pith_short_8: 6IIQ5CXU

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/6IIQ5CXUVPWFDKXVW2XNI57OAT \
  | 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: f2110e8af4abec51aaf5b6aed477ee04e72b06e1d16dc4390e228da3b50352b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf93403d24c8106cc61c1ec0847be31e68b733583738c4fd88473909c43f33d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2015-07-31T03:02:56Z",
    "title_canon_sha256": "32c42993f251b3097dad00a400440b091e4a70505d6d811da0b16af17279451a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08738",
    "kind": "arxiv",
    "version": 1
  }
}