Pith Number

pith:Z6GZXADQ

pith:2019:Z6GZXADQWSSBLX7535PO56HHSS

not attested not anchored not stored refs pending

Prototype-based classifiers in the presence of concept drift: A modelling framework

Barbara Hammer, Christina G\"opfert, Fthi Abadi, Michael Biehl

arxiv:1903.07273 v1 · 2019-03-18 · cs.LG · cond-mat.dis-nn · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z6GZXADQWSSBLX7535PO56HHSS}

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	2026-05-17T23:49:20.152053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf8d9b8070b4a415dffddf5eeef8e794924006fac6726aedfbef49723db3201d

Aliases

arxiv: 1903.07273 · arxiv_version: 1903.07273v1 · doi: 10.48550/arxiv.1903.07273 · pith_short_12: Z6GZXADQWSSB · pith_short_16: Z6GZXADQWSSBLX75 · pith_short_8: Z6GZXADQ

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/Z6GZXADQWSSBLX7535PO56HHSS \
  | 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: cf8d9b8070b4a415dffddf5eeef8e794924006fac6726aedfbef49723db3201d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0e5bf531b00a7f857dc1335d59b3c580377da6eb8fc3538fdb45524956a1417",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-18T06:51:03Z",
    "title_canon_sha256": "123afeee9a69b6a8fbcbd23df9690f42e92de9545ff6cfc97b4bb408037f60a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07273",
    "kind": "arxiv",
    "version": 1
  }
}