Pith Number

pith:LFVOXQYP

pith:2013:LFVOXQYPXDQJQFR6O7YXNRNTKE

not attested not anchored not stored refs pending

Revised Modularity Index to Measure Modularity of OSS Projects with Case Study of Freemind

Andi Wahju Rahardjo Emanuel, Daniel Jahja Surjawan

arxiv:1309.5688 v1 · 2013-09-23 · 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{LFVOXQYPXDQJQFR6O7YXNRNTKE}

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	2026-05-18T03:12:34.478222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

596aebc30fb8e098163e77f176c5b3511688eba1a6d390d3bbe47c8d2797deff

Aliases

arxiv: 1309.5688 · arxiv_version: 1309.5688v1 · doi: 10.48550/arxiv.1309.5688 · pith_short_12: LFVOXQYPXDQJ · pith_short_16: LFVOXQYPXDQJQFR6 · pith_short_8: LFVOXQYP

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/LFVOXQYPXDQJQFR6O7YXNRNTKE \
  | 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: 596aebc30fb8e098163e77f176c5b3511688eba1a6d390d3bbe47c8d2797deff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "256760b7ad7c375a1bad9dbeeab2739bdc3591fac3f0f496a4ae3cb4f8dfd299",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-09-23T03:22:03Z",
    "title_canon_sha256": "8649cde0ecaef50891b5e5c81a0d6f08f93d4a80b84ff0e719979ef5b17995be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5688",
    "kind": "arxiv",
    "version": 1
  }
}