Pith Number

pith:7G7COHIA

pith:2016:7G7COHIAUX5KZZSTLBI43C6Z7U

not attested not anchored not stored refs pending

A pragmatic approach to multi-class classification

Alexander Gepperth (Flowers, ENSTA ParisTech U2IS/RV), St\'ephane Magand (ENSTA ParisTech U2IS/RV), Thomas Kopinski, Uwe Handmann

arxiv:1601.01121 v1 · 2016-01-06 · 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{7G7COHIAUX5KZZSTLBI43C6Z7U}

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	2026-05-18T01:23:17.865747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9be271d00a5faace6535851cd8bd9fd27d6823fe7b86f3f26f54b3e01d0c237

Aliases

arxiv: 1601.01121 · arxiv_version: 1601.01121v1 · doi: 10.48550/arxiv.1601.01121 · pith_short_12: 7G7COHIAUX5K · pith_short_16: 7G7COHIAUX5KZZST · pith_short_8: 7G7COHIA

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/7G7COHIAUX5KZZSTLBI43C6Z7U \
  | 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: f9be271d00a5faace6535851cd8bd9fd27d6823fe7b86f3f26f54b3e01d0c237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63cfcb8280b0856f36a82899564f9e42bbeddcd0bfc2ab8008eab4d9e65df828",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-01-06T09:55:17Z",
    "title_canon_sha256": "f15c1fee148444365600327e23281f95b77e6b9de41a9ff3c914e8caf6e408b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01121",
    "kind": "arxiv",
    "version": 1
  }
}