Pith Number

pith:IZCQIHQ3

pith:2013:IZCQIHQ3YZDNFC2IVZABQYAFQJ

not attested not anchored not stored refs pending

Using Modularity Metrics to assist Move Method Refactoring of Large System

Christian Napoli, Emiliano Tramontana, Giuseppe Pappalardo

arxiv:1308.4011 v1 · 2013-08-19 · cs.SE · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZCQIHQ3YZDNFC2IVZABQYAFQJ}

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	2026-05-18T03:15:35.076971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4645041e1bc646d28b48ae40186005826972106203ebe1c7c0fca0ad34e4574b

Aliases

arxiv: 1308.4011 · arxiv_version: 1308.4011v1 · doi: 10.48550/arxiv.1308.4011 · pith_short_12: IZCQIHQ3YZDN · pith_short_16: IZCQIHQ3YZDNFC2I · pith_short_8: IZCQIHQ3

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/IZCQIHQ3YZDNFC2IVZABQYAFQJ \
  | 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: 4645041e1bc646d28b48ae40186005826972106203ebe1c7c0fca0ad34e4574b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "816bc3075a82ba8ca3392cc2a280f673c1a1fab4b877bbe5193a3746dfffc5c0",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-08-19T13:09:30Z",
    "title_canon_sha256": "735a85314d7766aa7bc69f55787b1171add4791354ec87ff2714117ff813147c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4011",
    "kind": "arxiv",
    "version": 1
  }
}