Pith Number

pith:ML5UNTF7

pith:2005:ML5UNTF7DKRRLJ4OPT4HLUHYC4

not attested not anchored not stored refs pending

A Systematic Aspect-Oriented Refactoring and Testing Strategy, and its Application to JHotDraw

Arie van Deursen, Leon Moonen, Marius Marin

arxiv:cs/0503015 v1 · 2005-03-05 · cs.SE · cs.PL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ML5UNTF7DKRRLJ4OPT4HLUHYC4}

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	2026-05-18T01:06:49.166191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62fb46ccbf1aa315a78e7cf875d0f81704a2f1c35e7c33452f2db58046015edb

Aliases

arxiv: cs/0503015 · arxiv_version: cs/0503015v1 · doi: 10.48550/arxiv.cs/0503015 · pith_short_12: ML5UNTF7DKRR · pith_short_16: ML5UNTF7DKRRLJ4O · pith_short_8: ML5UNTF7

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/ML5UNTF7DKRRLJ4OPT4HLUHYC4 \
  | 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: 62fb46ccbf1aa315a78e7cf875d0f81704a2f1c35e7c33452f2db58046015edb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d9f79fba943d62ed906308a1ac89cfa98b68ab318e982995b4bee260b2e79de",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "",
    "primary_cat": "cs.SE",
    "submitted_at": "2005-03-05T11:45:00Z",
    "title_canon_sha256": "6e83fe3a4b6a52ea1fa19ca4d998baecdaca813b6564aa0210dcc7fc5040974d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0503015",
    "kind": "arxiv",
    "version": 1
  }
}