Pith Number

pith:RH37B4NJ

pith:2021:RH37B4NJOTHZZFLCEQSJQPFJIA

not attested not anchored not stored refs pending

Making the most of small Software Engineering datasets with modern machine learning

Julian Aron Prenner, Romain Robbes

arxiv:2106.15209 v1 · 2021-06-29 · 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{RH37B4NJOTHZZFLCEQSJQPFJIA}

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	2026-07-05T02:53:14.786643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89f7f0f1a974cf9c95622424983ca94039804cf63971852c27b845b1c5e5983b

Aliases

arxiv: 2106.15209 · arxiv_version: 2106.15209v1 · doi: 10.48550/arxiv.2106.15209 · pith_short_12: RH37B4NJOTHZ · pith_short_16: RH37B4NJOTHZZFLC · pith_short_8: RH37B4NJ

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/RH37B4NJOTHZZFLCEQSJQPFJIA \
  | 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: 89f7f0f1a974cf9c95622424983ca94039804cf63971852c27b845b1c5e5983b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09baa58186a4279092d2f238cb6dd8bb8dabb7acd0b13764a0ab3a46a69dd29e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-06-29T09:50:41Z",
    "title_canon_sha256": "4508e08a719c7082c42c3b55ca6933e3b5feeb1653358577356911145abf77f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.15209",
    "kind": "arxiv",
    "version": 1
  }
}