Pith Number

pith:WEQY5N7X

pith:2018:WEQY5N7XV366G3BHHAUDTU3S62

not attested not anchored not stored refs pending

A Systematic Review of Productivity Factors in Software Development

Melanie Ruhe, Stefan Wagner

arxiv:1801.06475 v1 · 2018-01-19 · 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{WEQY5N7XV366G3BHHAUDTU3S62}

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.

Cited by

1 paper in Pith

Developer Productivity With and Without GitHub Copilot: A Longitudinal Mixed-Methods Case Study

Receipt and verification

First computed	2026-05-18T00:25:29.962033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1218eb7f7aefde36c27382839d372f6b7f2adccfcb3cc7a28f50e6c72f48979

Aliases

arxiv: 1801.06475 · arxiv_version: 1801.06475v1 · doi: 10.48550/arxiv.1801.06475 · pith_short_12: WEQY5N7XV366 · pith_short_16: WEQY5N7XV366G3BH · pith_short_8: WEQY5N7X

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/WEQY5N7XV366G3BHHAUDTU3S62 \
  | 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: b1218eb7f7aefde36c27382839d372f6b7f2adccfcb3cc7a28f50e6c72f48979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95ba0b79071825a8f30aed7f7c846f89924afb1316d22b581f91a0c6fec8e2af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-01-19T16:03:37Z",
    "title_canon_sha256": "33f3db43af886ce3e19761584c1f4ed9ee2313307a8f7c76feb820a0aaf4cc79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06475",
    "kind": "arxiv",
    "version": 1
  }
}