Pith Number

pith:W24BUHVG

pith:2018:W24BUHVGYSHCPVPK2REIKDNOTD

not attested not anchored not stored refs pending

PSO-based Fuzzy Markup Language for Student Learning Performance Evaluation and Educational Application

Chang-Shing Lee, Chi-Shiang Wang, Jialin Liu, Mei-Hui Wang, Olivier Teytaud, Pi-Hsia Hung, Su-Wei Lin

arxiv:1802.08822 v1 · 2018-02-24 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W24BUHVGYSHCPVPK2REIKDNOTD}

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	2026-05-17T23:48:45.916905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6b81a1ea6c48e27d5ead448850dae98e2f52609810a0386763771c65bb7d282

Aliases

arxiv: 1802.08822 · arxiv_version: 1802.08822v1 · doi: 10.48550/arxiv.1802.08822 · pith_short_12: W24BUHVGYSHC · pith_short_16: W24BUHVGYSHCPVPK · pith_short_8: W24BUHVG

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/W24BUHVGYSHCPVPK2REIKDNOTD \
  | 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: b6b81a1ea6c48e27d5ead448850dae98e2f52609810a0386763771c65bb7d282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76b60a5554baa161a8729656c6cafcc0a5652c5a48522f5676f12e3154a9996f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-02-24T09:26:46Z",
    "title_canon_sha256": "21ab98a3b866a1d87a0911585939c3215333e98b1128597e06f9e561e5875918"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08822",
    "kind": "arxiv",
    "version": 1
  }
}