Pith Number

pith:O73WVMDU

pith:2014:O73WVMDUNCLFQ3OPMP34NRNWGN

not attested not anchored not stored refs pending

An Integrated Approach for Identifying Relevant Factors Influencing Software Development Productivity

Adam Trendowicz, Axel Wickenkamp, J\"urgen M\"unch, Michael Ochs, Takashi Kawaguchi, Yasushi Ishigai

arxiv:1401.5265 v1 · 2014-01-21 · 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{O73WVMDUNCLFQ3OPMP34NRNWGN}

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	2026-05-18T03:01:34.331109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f76ab0746896586dcf63f7c6c5b6337f0962c9da9c196a342ff663283aa908

Aliases

arxiv: 1401.5265 · arxiv_version: 1401.5265v1 · doi: 10.48550/arxiv.1401.5265 · pith_short_12: O73WVMDUNCLF · pith_short_16: O73WVMDUNCLFQ3OP · pith_short_8: O73WVMDU

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/O73WVMDUNCLFQ3OPMP34NRNWGN \
  | 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: 77f76ab0746896586dcf63f7c6c5b6337f0962c9da9c196a342ff663283aa908

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36cd7fe265362e3c1893f579f9f32192803c7de1141b47ee7dd123cbe03b7634",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-01-21T11:08:36Z",
    "title_canon_sha256": "4732f1dc8c665bc3fad815d92c8c0cac1883d00c37596b86f2d79fc3b9505a94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5265",
    "kind": "arxiv",
    "version": 1
  }
}