Pith Number

pith:25NUO2J4

pith:2022:25NUO2J4U74ZX522UPSTFQAAEH

not attested not anchored not stored refs pending

Evolving Multi-Label Fuzzy Classifier

Edwin Lughofer

arxiv:2203.15318 v1 · 2022-03-29 · cs.LG · 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{25NUO2J4U74ZX522UPSTFQAAEH}

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	2026-07-05T04:09:23.920853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d75b47693ca7f99bf75aa3e532c00021cf1a19e65cb464e7ad2f5754a18059a1

Aliases

arxiv: 2203.15318 · arxiv_version: 2203.15318v1 · doi: 10.48550/arxiv.2203.15318 · pith_short_12: 25NUO2J4U74Z · pith_short_16: 25NUO2J4U74ZX522 · pith_short_8: 25NUO2J4

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/25NUO2J4U74ZX522UPSTFQAAEH \
  | 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: d75b47693ca7f99bf75aa3e532c00021cf1a19e65cb464e7ad2f5754a18059a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95f9c8fd3b447fd87387ebedbdc36a8570758a71090a0c907d2a4f53cf148ddc",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-03-29T08:01:03Z",
    "title_canon_sha256": "1e5e2f00d0ba54680064732bdad89b5e27ca0f9f550260f0f19f07871cd6000f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.15318",
    "kind": "arxiv",
    "version": 1
  }
}