Pith Number

pith:UELQ4EDE

pith:2025:UELQ4EDEHJTFICN2NQZRC4T3EU

not attested not anchored not stored refs pending

A German Gold-Standard Dataset for Sentiment Analysis in Software Engineering

Elisa Schmid, Jil Kl\"under, Kurt Schneider, Marc Herrmann, Martin Obaidi, Raymond Ochsner

arxiv:2507.07325 v1 · 2025-07-09 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UELQ4EDEHJTFICN2NQZRC4T3EU}

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	2026-07-05T11:34:55.853321Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1170e10643a665409ba6c3311727b2515bf9d6d4eabab98a6e0e496f0e0a6d5

Aliases

arxiv: 2507.07325 · arxiv_version: 2507.07325v1 · doi: 10.48550/arxiv.2507.07325 · pith_short_12: UELQ4EDEHJTF · pith_short_16: UELQ4EDEHJTFICN2 · pith_short_8: UELQ4EDE

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/UELQ4EDEHJTFICN2NQZRC4T3EU \
  | 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: a1170e10643a665409ba6c3311727b2515bf9d6d4eabab98a6e0e496f0e0a6d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb245ce7e9a2877015376c06cfe9c0a7db2ae073e2a13332cabc8561fc4188d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-07-09T22:55:37Z",
    "title_canon_sha256": "a2208643d2234e5cca4dc01e3901df4378eb1a487b6d5229623756cf71a5a4b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07325",
    "kind": "arxiv",
    "version": 1
  }
}