Pith Number

pith:GE5M2QBX

pith:2018:GE5M2QBXQ2LR24XKVZ7OZYYTLC

not attested not anchored not stored refs pending

MEMOIR: Multi-class Extreme Classification with Inexact Margin

Aleksei Sholokhov, Anton Belyy

arxiv:1811.09863 v2 · 2018-11-24 · stat.ML · cs.DS · 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{GE5M2QBXQ2LR24XKVZ7OZYYTLC}

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	2026-07-05T00:55:55.709329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

313acd403786971d72eaae7eece3135887d9d4eddb2bb65feb2e48b9f8a4ad9c

Aliases

arxiv: 1811.09863 · arxiv_version: 1811.09863v2 · doi: 10.48550/arxiv.1811.09863 · pith_short_12: GE5M2QBXQ2LR · pith_short_16: GE5M2QBXQ2LR24XK · pith_short_8: GE5M2QBX

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/GE5M2QBXQ2LR24XKVZ7OZYYTLC \
  | 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: 313acd403786971d72eaae7eece3135887d9d4eddb2bb65feb2e48b9f8a4ad9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a52e2776f80c086680a2533fda7d4e3ab29b9a0104bc20f4fdc203d919d6f77",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-11-24T17:26:20Z",
    "title_canon_sha256": "fcb47fbe6ffe427001185ffa507e542bf5f8bfeb0d8cda600dcb0ba014eed11b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09863",
    "kind": "arxiv",
    "version": 2
  }
}