Pith Number

pith:YORINKBJ

pith:2014:YORINKBJEFF23YME5ZPHGNUEEA

not attested not anchored not stored refs pending

The $\alpha$-Hypergeometric Stochastic Volatility Model

Claude Martini, Jos\'e Da Fonseca

arxiv:1409.5142 v1 · 2014-09-17 · q-fin.PR · q-fin.MF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YORINKBJEFF23YME5ZPHGNUEEA}

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	2026-05-18T02:42:36.640255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3a286a829214bade184ee5e733684203de193d9d82ba9ad09f45f3b80764ea0

Aliases

arxiv: 1409.5142 · arxiv_version: 1409.5142v1 · doi: 10.48550/arxiv.1409.5142 · pith_short_12: YORINKBJEFF2 · pith_short_16: YORINKBJEFF23YME · pith_short_8: YORINKBJ

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/YORINKBJEFF23YME5ZPHGNUEEA \
  | 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: c3a286a829214bade184ee5e733684203de193d9d82ba9ad09f45f3b80764ea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5c3aca5c742dfcabf0afa6fb4d4e9938c68105a5206eda47ab3dfdbaec0cf19",
    "cross_cats_sorted": [
      "q-fin.MF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2014-09-17T20:43:54Z",
    "title_canon_sha256": "18d482ec8d54ac67370b5a495a1c44c20222e9b2dee6267a76788e558c3298c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5142",
    "kind": "arxiv",
    "version": 1
  }
}