Pith Number

pith:PKUCUQUP

pith:2025:PKUCUQUPYEX3O6IK6HALWQPDL4

not attested not anchored not stored refs pending

Controllable Generation of Implied Volatility Surfaces with Variational Autoencoders

2), (2) ING Bank, Amsterdam, Cornelis Vuik (1) ((1) Numerical Analysis, Delft, Delft University of Technology, Jing Wang (1), Shuaiqiang Liu (1, the Netherlands), The Netherlands

arxiv:2509.01743 v1 · 2025-09-01 · 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{PKUCUQUPYEX3O6IK6HALWQPDL4}

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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

Latent Flow Matching for Arbitrage-Aware Implied Volatility Surface Generation

Receipt and verification

First computed	2026-07-05T12:03:07.336524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aa82a428fc12fb7790af1c0bb41e35f0f35d1b94bed8c1a41c9f2c84ab60dc7

Aliases

arxiv: 2509.01743 · arxiv_version: 2509.01743v1 · doi: 10.48550/arxiv.2509.01743 · pith_short_12: PKUCUQUPYEX3 · pith_short_16: PKUCUQUPYEX3O6IK · pith_short_8: PKUCUQUP

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/PKUCUQUPYEX3O6IK6HALWQPDL4 \
  | 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: 7aa82a428fc12fb7790af1c0bb41e35f0f35d1b94bed8c1a41c9f2c84ab60dc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4365b3e1407a084426355e004fa92dcd3ae1491b98dfe2319949f9fab640eb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2025-09-01T19:51:42Z",
    "title_canon_sha256": "6f7c9fbd8a4678689173cb1f1866dc316f2df8211d4acc40359c86ac3e7ed3a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01743",
    "kind": "arxiv",
    "version": 1
  }
}