Pith Number

pith:ZEC6REZU

pith:2015:ZEC6REZUIU5SKOF4VLWQPB7UMY

not attested not anchored not stored refs pending

Using a Machine Learning Approach to Implement and Evaluate Product Line Features

CNR), Davide Bacciu (Dipartimento di Informatica, Laura Semini (Dipartimento di Informatica, Stefania Gnesi (Istituto di Scienza e Tecnologie dell'Informazione, Universit\`a di Pisa)

arxiv:1508.03906 v1 · 2015-08-17 · cs.SE · 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{ZEC6REZUIU5SKOF4VLWQPB7UMY}

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	2026-05-18T01:35:14.926112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c905e89334453b2538bcaaed0787f4660c0c7fadc937e77087c6638dd7e62eec

Aliases

arxiv: 1508.03906 · arxiv_version: 1508.03906v1 · doi: 10.48550/arxiv.1508.03906 · pith_short_12: ZEC6REZUIU5S · pith_short_16: ZEC6REZUIU5SKOF4 · pith_short_8: ZEC6REZU

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/ZEC6REZUIU5SKOF4VLWQPB7UMY \
  | 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: c905e89334453b2538bcaaed0787f4660c0c7fadc937e77087c6638dd7e62eec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20ace179b1d01de94160efed22c010e7286b869d34c2ea0620889d4b50f8f096",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-08-17T01:51:36Z",
    "title_canon_sha256": "b1de5737bcdecb6c22f59b18c7b6d4a8ae44544937d0aa621784f54b54148ff4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03906",
    "kind": "arxiv",
    "version": 1
  }
}