Pith Number

pith:EHNID7N4

pith:2017:EHNID7N4UESUVF3UHPNA7FGCG4

not attested not anchored not stored refs pending

MLC Toolbox: A MATLAB/OCTAVE Library for Multi-Label Classification

Keigo Kimura, Lu Sun, Mineichi Kudo

arxiv:1704.02592 v1 · 2017-04-09 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHNID7N4UESUVF3UHPNA7FGCG4}

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	2026-05-18T00:46:45.033439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21da81fdbca1254a97743bda0f94c2373433206cb1407d7d6124b6d1c97322b4

Aliases

arxiv: 1704.02592 · arxiv_version: 1704.02592v1 · doi: 10.48550/arxiv.1704.02592 · pith_short_12: EHNID7N4UESU · pith_short_16: EHNID7N4UESUVF3U · pith_short_8: EHNID7N4

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/EHNID7N4UESUVF3UHPNA7FGCG4 \
  | 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: 21da81fdbca1254a97743bda0f94c2373433206cb1407d7d6124b6d1c97322b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b92afd14d78086386badceeeb45ff44c0d9d0b663e694e27d36638ac6476933",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-04-09T12:36:04Z",
    "title_canon_sha256": "df8af7ed433ac70a1d16c28b69c1ac13bcadc78d7b1bc73b351002fb4f0059f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02592",
    "kind": "arxiv",
    "version": 1
  }
}