Pith Number

pith:Q5SRMQAI

pith:2026:Q5SRMQAIGI7PYO2Q6KW5JYGS7I

not attested not anchored not stored refs pending

Stochastic Volatility in Mean Models with Heavy Tails: A Fast Approximate Bayesian Inference Using Hidden Markov Models

Bruno E. Holtz, Carlos A. Abanto-Valle, Gabriel Rodr\'iguez, Ricardo S. Ehlers

arxiv:2606.22615 v1 · 2026-06-21 · stat.CO · q-fin.CP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q5SRMQAIGI7PYO2Q6KW5JYGS7I}

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	2026-06-23T02:13:43.083351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8765164008323efc3b50f2add4e0d2fa3ad09fd06aa3a2c887e5842693757eef

Aliases

arxiv: 2606.22615 · arxiv_version: 2606.22615v1 · doi: 10.48550/arxiv.2606.22615 · pith_short_12: Q5SRMQAIGI7P · pith_short_16: Q5SRMQAIGI7PYO2Q · pith_short_8: Q5SRMQAI

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/Q5SRMQAIGI7PYO2Q6KW5JYGS7I \
  | 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: 8765164008323efc3b50f2add4e0d2fa3ad09fd06aa3a2c887e5842693757eef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03d247900b898b4af0b3277dea63987eab026e401f5a57acc0c4cb4ed8d4069b",
    "cross_cats_sorted": [
      "q-fin.CP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2026-06-21T17:45:08Z",
    "title_canon_sha256": "762ed10f455efd8f33bec113461e34e6a76dff5c6dbbed48cf834f16fc1c4a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22615",
    "kind": "arxiv",
    "version": 1
  }
}