Pith Number

pith:XTBZ3EVZ

pith:2025:XTBZ3EVZY6JJB2QJYOSTG3PKDW

not attested not anchored not stored refs pending

Deep Learning vs. Black-Scholes: Option Pricing Performance on Brazilian Petrobras Stocks

Hemanth Chandravamsi, Joao Felipe Gueiros, Steven H. Frankel

arxiv:2504.20088 v1 · 2025-04-25 · q-fin.ST · 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{XTBZ3EVZY6JJB2QJYOSTG3PKDW}

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	2026-07-05T10:55:09.366503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcc39d92b9c79290ea09c3a5336dea1d887c73c8708e2354d1fd5946d3c4d0dd

Aliases

arxiv: 2504.20088 · arxiv_version: 2504.20088v1 · doi: 10.48550/arxiv.2504.20088 · pith_short_12: XTBZ3EVZY6JJ · pith_short_16: XTBZ3EVZY6JJB2QJ · pith_short_8: XTBZ3EVZ

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/XTBZ3EVZY6JJB2QJYOSTG3PKDW \
  | 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: bcc39d92b9c79290ea09c3a5336dea1d887c73c8708e2354d1fd5946d3c4d0dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8de0bf13b20c79cc717311d2c54b56d55f475df88928c26920a1765c050ae5c8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2025-04-25T18:33:29Z",
    "title_canon_sha256": "062aa51cbe057c45dce4d4d3a4b26b0f3473d2e3dab1f35d4f02995ce169854c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20088",
    "kind": "arxiv",
    "version": 1
  }
}