Pith Number

pith:FR2TQ6ZY

pith:2026:FR2TQ6ZYX5X2IMV76WKQVGIUKJ

not attested not anchored not stored refs pending

DYSANOS Generative Dynamic Smooth Arbitrage-free Non-parametric Option Surfaces

Anastasis Kratsios, Blanka Horvath, Hans Buehler

arxiv:2608.12587 v1 · 2026-08-12 · q-fin.MF · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FR2TQ6ZYX5X2IMV76WKQVGIUKJ}

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	2026-08-14T00:45:28.775512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c75387b38bf6fa432bff5950a9914527efcbacb848b312ee0e97fb2bad6ae76

Aliases

arxiv: 2608.12587 · arxiv_version: 2608.12587v1 · doi: 10.48550/arxiv.2608.12587 · pith_short_12: FR2TQ6ZYX5X2 · pith_short_16: FR2TQ6ZYX5X2IMV7 · pith_short_8: FR2TQ6ZY

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/FR2TQ6ZYX5X2IMV76WKQVGIUKJ \
  | 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: 2c75387b38bf6fa432bff5950a9914527efcbacb848b312ee0e97fb2bad6ae76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c071f94a71839c863b109cfc06199977c0bde80fb1307f391993217886341fac",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2026-08-12T21:01:33Z",
    "title_canon_sha256": "18a73a5f4a48be5e633614e9c560b8851aa8517b4bf348b6f64e175968fdad36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.12587",
    "kind": "arxiv",
    "version": 1
  }
}