Pith Number

pith:VPRT225Q

pith:2017:VPRT225QIWVJD3UWMIT44G7XSA

not attested not anchored not stored refs pending

The Calibration of Stochastic-Local Volatility Models - An Inverse Problem Perspective

Jorge P. Zubelli, Xu Yang, Yuri F. Saporito

arxiv:1711.03023 v1 · 2017-11-08 · q-fin.CP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPRT225QIWVJD3UWMIT44G7XSA}

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	2026-05-18T00:31:01.031659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe33d6bb045aa91ee966227ce1bf79036f9181df71b78a894d844bf38a9221c

Aliases

arxiv: 1711.03023 · arxiv_version: 1711.03023v1 · doi: 10.48550/arxiv.1711.03023 · pith_short_12: VPRT225QIWVJ · pith_short_16: VPRT225QIWVJD3UW · pith_short_8: VPRT225Q

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/VPRT225QIWVJD3UWMIT44G7XSA \
  | 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: abe33d6bb045aa91ee966227ce1bf79036f9181df71b78a894d844bf38a9221c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9988bece4b3142a1b59ea12919255e633ace1b5002575bbeae6aaf70864c8ab1",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2017-11-08T15:40:34Z",
    "title_canon_sha256": "71370d452bf6572e8e5c5b2973deab7cc38e0bac99fb6b78fd5d7d6f1fc0eabb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03023",
    "kind": "arxiv",
    "version": 1
  }
}