Pith Number

pith:PIE3TXWN

pith:2018:PIE3TXWNFHOL6P2LFZBQ5PVFB4

not attested not anchored not stored refs pending

The Alpha-Heston Stochastic Volatility Model

Chao Zhou, Chunhua Ma, Simone Scotti, Ying Jiao

arxiv:1812.01914 v1 · 2018-12-05 · 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{PIE3TXWNFHOL6P2LFZBQ5PVFB4}

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	2026-05-17T23:59:00.256454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a09b9decd29dcbf3f4b2e430ebea50f3dfc5c7a48b4e356f5a824f61b73f09f

Aliases

arxiv: 1812.01914 · arxiv_version: 1812.01914v1 · doi: 10.48550/arxiv.1812.01914 · pith_short_12: PIE3TXWNFHOL · pith_short_16: PIE3TXWNFHOL6P2L · pith_short_8: PIE3TXWN

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/PIE3TXWNFHOL6P2LFZBQ5PVFB4 \
  | 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: 7a09b9decd29dcbf3f4b2e430ebea50f3dfc5c7a48b4e356f5a824f61b73f09f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a59a545cd8617e9d0e5b721087b1d45cbb7e450b16f9cb0ee1c59a83f4762c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2018-12-05T11:04:22Z",
    "title_canon_sha256": "49ff73af41d684a50097471cb6c41bd8f78e52e7a5843de457af30bf8c205166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01914",
    "kind": "arxiv",
    "version": 1
  }
}