Pith Number

pith:223VR7RD

pith:2025:223VR7RDMA3SGCW524BZN3K2IK

not attested not anchored not stored refs pending

Revisiting Stochastic Collocation with Exponential Splines for an Arbitrage-Free Interpolation of Option Prices

Fabien Le Floc'h

arxiv:2508.12419 v1 · 2025-08-17 · q-fin.PR · q-fin.CP · 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{223VR7RDMA3SGCW524BZN3K2IK}

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.

Cited by

1 paper in Pith

Relative Mather discrepancy on arc spaces

Receipt and verification

First computed	2026-07-05T11:55:05.365673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6b758fe236037230addd70396ed5a42a12102df72defb2973f581ef942bd922

Aliases

arxiv: 2508.12419 · arxiv_version: 2508.12419v1 · doi: 10.48550/arxiv.2508.12419 · pith_short_12: 223VR7RDMA3S · pith_short_16: 223VR7RDMA3SGCW5 · pith_short_8: 223VR7RD

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/223VR7RDMA3SGCW524BZN3K2IK \
  | 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: d6b758fe236037230addd70396ed5a42a12102df72defb2973f581ef942bd922

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75bbdcfb2ab46e402a6e13195fb7ca4745080f9b8a4cb851830dc9482200896f",
    "cross_cats_sorted": [
      "q-fin.CP",
      "q-fin.MF"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2025-08-17T16:06:01Z",
    "title_canon_sha256": "fd9a8023d696e5a1892bb00fb40362646e416c49d702098f49c90d5ace3b2cfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.12419",
    "kind": "arxiv",
    "version": 1
  }
}