Pith Number

pith:NLIVJP7J

pith:2025:NLIVJP7JZGXKBBMT6RITWZNTCJ

not attested not anchored not stored refs pending

Integrating the implied regularity into implied volatility models: A study on free arbitrage model

Daniele Angelini, Fabrizio Di Sciorio

arxiv:2502.07518 v1 · 2025-02-11 · 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{NLIVJP7JZGXKBBMT6RITWZNTCJ}

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	2026-07-05T10:12:38.740269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ad154bfe9c9aea08593f4513b65b3124a582a8c4117cb8335eaf6ee67648dc5

Aliases

arxiv: 2502.07518 · arxiv_version: 2502.07518v1 · doi: 10.48550/arxiv.2502.07518 · pith_short_12: NLIVJP7JZGXK · pith_short_16: NLIVJP7JZGXKBBMT · pith_short_8: NLIVJP7J

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/NLIVJP7JZGXKBBMT6RITWZNTCJ \
  | 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: 6ad154bfe9c9aea08593f4513b65b3124a582a8c4117cb8335eaf6ee67648dc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bd9f0a7eb2080838c8396c676951222155ebf8c6e9f352e59945099fad1bc80",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2025-02-11T12:44:45Z",
    "title_canon_sha256": "e98597831004db0704865990ff221e1626a68fee13135dd8afd49caa00e427f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07518",
    "kind": "arxiv",
    "version": 1
  }
}