Pith Number

pith:CAEM3UAZ

pith:2018:CAEM3UAZECDJN3B7XM6WDSQSVQ

not attested not anchored not stored refs pending

A Longitudinal Cohort Study on the Retainment of Test-Driven Development

Burak Thuran, Danilo Caivano, Davide Fucci, Giuseppe Scanniello, Maria Teresa Baldassarre, Natalia Juristo, Simone Romano

arxiv:1807.02971 v1 · 2018-07-09 · 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{CAEM3UAZECDJN3B7XM6WDSQSVQ}

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	2026-05-18T00:11:13.192101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1008cdd019208696ec3fbb3d61ca12ac07c33727a74c54faf1056f79868d4f18

Aliases

arxiv: 1807.02971 · arxiv_version: 1807.02971v1 · doi: 10.48550/arxiv.1807.02971 · pith_short_12: CAEM3UAZECDJ · pith_short_16: CAEM3UAZECDJN3B7 · pith_short_8: CAEM3UAZ

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/CAEM3UAZECDJN3B7XM6WDSQSVQ \
  | 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: 1008cdd019208696ec3fbb3d61ca12ac07c33727a74c54faf1056f79868d4f18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22abe5664cef5eea42da6dc9fa25398b54295246b286a3d74011f9082e8abedd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-07-09T07:36:43Z",
    "title_canon_sha256": "d844584eb1a68e92dc658012f2a56131da0a3db628d36e70569ffdfe007990c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02971",
    "kind": "arxiv",
    "version": 1
  }
}