Pith Number

pith:E4RSPOZK

pith:2019:E4RSPOZKQUQLPUSXATXQVFDOKV

not attested not anchored not stored refs pending

Software Module Clustering based on the Fuzzy Adaptive Teaching Learning based Optimization Algorithm

Bestoun S.Ahmed, Fakhrud Din, Kamal Z. Zamli, Nazirah Ramli

arxiv:1902.11159 v1 · 2019-02-13 · 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{E4RSPOZKQUQLPUSXATXQVFDOKV}

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	2026-05-17T23:52:25.621065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

272327bb2a8520b7d25704ef0a946e5569ce4600e48fbe08d2ec53a96fdc1eb1

Aliases

arxiv: 1902.11159 · arxiv_version: 1902.11159v1 · doi: 10.48550/arxiv.1902.11159 · pith_short_12: E4RSPOZKQUQL · pith_short_16: E4RSPOZKQUQLPUSX · pith_short_8: E4RSPOZK

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/E4RSPOZKQUQLPUSXATXQVFDOKV \
  | 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: 272327bb2a8520b7d25704ef0a946e5569ce4600e48fbe08d2ec53a96fdc1eb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5412d6408d2b6dd6b802fd727ea47ce1ed5813d7afe89914e264c9d8356e6fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-02-13T14:38:57Z",
    "title_canon_sha256": "5f24f750f76709d0a25dd1ddb90875f78baa801a7ef7dc39693b33406ce8193a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11159",
    "kind": "arxiv",
    "version": 1
  }
}