Pith Number

pith:CNNXY4AM

pith:2018:CNNXY4AMTVHM5BUDTAFCO6ICFO

not attested not anchored not stored refs pending

Moving Beyond the Mean: Analyzing Variance in Software Engineering Experiments

Adrian Santos, Markku Oivo, Natalia Juristo

arxiv:1807.06851 v4 · 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{CNNXY4AMTVHM5BUDTAFCO6ICFO}

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	2026-05-18T00:06:28.449509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

135b7c700c9d4ece8683980a2779022bbcde7576ae6f3beb68cea853b35002c3

Aliases

arxiv: 1807.06851 · arxiv_version: 1807.06851v4 · doi: 10.48550/arxiv.1807.06851 · pith_short_12: CNNXY4AMTVHM · pith_short_16: CNNXY4AMTVHM5BUD · pith_short_8: CNNXY4AM

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/CNNXY4AMTVHM5BUDTAFCO6ICFO \
  | 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: 135b7c700c9d4ece8683980a2779022bbcde7576ae6f3beb68cea853b35002c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8308f2e4231b45a239f4b555c61109ea508cc01ef9cc1e7402cd6d934489eaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-07-18T10:37:29Z",
    "title_canon_sha256": "33cd1bea39077a54bd426a14525ca0cb3587f8ece7b0546d29f51df4577d1294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06851",
    "kind": "arxiv",
    "version": 4
  }
}