Pith Number

pith:N7WU2AWB

pith:2026:N7WU2AWBOQ4YNBBBFJNFYJPR47

not attested not anchored not stored refs pending

From Index to Equity: Pre-Training Transformers for Stock Return Prediction

Marie Soehl Coolsaet, Roberto Gallardo, Zhen Gao

arxiv:2605.23962 v1 · 2026-05-12 · 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{N7WU2AWBOQ4YNBBBFJNFYJPR47}

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	2026-05-26T00:02:24.135904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fed4d02c174398684212a5a5c25f1e7f164f169e12c7259cffb845e993163f3

Aliases

arxiv: 2605.23962 · arxiv_version: 2605.23962v1 · doi: 10.48550/arxiv.2605.23962 · pith_short_12: N7WU2AWBOQ4Y · pith_short_16: N7WU2AWBOQ4YNBBB · pith_short_8: N7WU2AWB

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/N7WU2AWBOQ4YNBBBFJNFYJPR47 \
  | 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: 6fed4d02c174398684212a5a5c25f1e7f164f169e12c7259cffb845e993163f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d9fc43ab530383c5bc3090c7531c0e5c41ef1065da7ca70d3f0caf6a1aa3241",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2026-05-12T13:18:48Z",
    "title_canon_sha256": "1f5d022a17dda0877d43717514e04c4be555f9d68a12c37948c6fdb9de4f6e10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23962",
    "kind": "arxiv",
    "version": 1
  }
}