Pith Number

pith:ZTFE7UUB

pith:2023:ZTFE7UUBSZNZCBHDB4IQLGM4CI

not attested not anchored not stored refs pending

Regex-augmented Domain Transfer Topic Classification based on a Pre-trained Language Model: An application in Financial Domain

Jimmy Lin, Syed Shariyar Murtaza, Vanessa Liao, Yifan Nie

arxiv:2305.18324 v1 · 2023-05-23 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZTFE7UUBSZNZCBHDB4IQLGM4CI}

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	2026-07-05T06:14:59.625805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccca4fd281965b9104e30f1105999c121c6d390a019fba8c80c1462150d4f5ae

Aliases

arxiv: 2305.18324 · arxiv_version: 2305.18324v1 · doi: 10.48550/arxiv.2305.18324 · pith_short_12: ZTFE7UUBSZNZ · pith_short_16: ZTFE7UUBSZNZCBHD · pith_short_8: ZTFE7UUB

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/ZTFE7UUBSZNZCBHDB4IQLGM4CI \
  | 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: ccca4fd281965b9104e30f1105999c121c6d390a019fba8c80c1462150d4f5ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64ffe92e405fb3ec1eda835ce14feabd680cc8e0892a6c1a374245c567fa97e8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-05-23T03:26:32Z",
    "title_canon_sha256": "6da8d396558f67799027112058ee359dee12c50b9adb487660237bf0eb030d9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.18324",
    "kind": "arxiv",
    "version": 1
  }
}