Pith Number

pith:TND5S7FD

pith:2018:TND5S7FDVCAIZESK2U5S7RDCBW

not attested not anchored not stored refs pending

Does the performance of TDD hold across software companies and premises? A group of industrial experiments on TDD

Adrian Santos, Janne Jarvinen, Jari Partanen, Markku Oivo, Natalia Juristo

arxiv:1807.06850 v2 · 2018-07-18 · 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{TND5S7FDVCAIZESK2U5S7RDCBW}

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	2026-05-18T00:10:16.258878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b47d97ca3a8808c924ad53b2fc4620da63f10e2be819666ffeeefcb3d927c05

Aliases

arxiv: 1807.06850 · arxiv_version: 1807.06850v2 · doi: 10.48550/arxiv.1807.06850 · pith_short_12: TND5S7FDVCAI · pith_short_16: TND5S7FDVCAIZESK · pith_short_8: TND5S7FD

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/TND5S7FDVCAIZESK2U5S7RDCBW \
  | 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: 9b47d97ca3a8808c924ad53b2fc4620da63f10e2be819666ffeeefcb3d927c05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec6e484528780bbef8fb22fe0f31d23f1bec3abdec769c41b1c91ffac93891e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-07-18T10:34:49Z",
    "title_canon_sha256": "1981c526d7d3bd2509dadbdb5b67f324af45bf4cbfc90774088000c9a01f48a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06850",
    "kind": "arxiv",
    "version": 2
  }
}