Pith Number

pith:DGXC4WO3

pith:2021:DGXC4WO3JZ74OZTIXDDFN7VH6W

not attested not anchored not stored refs pending

Variational Autoencoders: A Hands-Off Approach to Volatility

John Hull, Maxime Bergeron, Nicholas Fung, Zissis Poulos

arxiv:2102.03945 v1 · 2021-02-07 · 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{DGXC4WO3JZ74OZTIXDDFN7VH6W}

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

Controllable Generation of Implied Volatility Surfaces with Variational Autoencoders

Receipt and verification

First computed	2026-07-05T02:13:28.414624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19ae2e59db4e7fc76668b8c656fea7f5a8ff45e3741542071cecc9e109d2b7b3

Aliases

arxiv: 2102.03945 · arxiv_version: 2102.03945v1 · doi: 10.48550/arxiv.2102.03945 · pith_short_12: DGXC4WO3JZ74 · pith_short_16: DGXC4WO3JZ74OZTI · pith_short_8: DGXC4WO3

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/DGXC4WO3JZ74OZTIXDDFN7VH6W \
  | 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: 19ae2e59db4e7fc76668b8c656fea7f5a8ff45e3741542071cecc9e109d2b7b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c0dc58ce1d506487bc6f422ad5fab09d03805b3dd06c1442fee82222b9fff23",
    "cross_cats_sorted": [
      "q-fin.MF"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2021-02-07T23:31:33Z",
    "title_canon_sha256": "2523319856e892ddf36c4810e98503f9501a467d69d78a176b0d772d42694fee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.03945",
    "kind": "arxiv",
    "version": 1
  }
}