Pith Number

pith:GWZVEN3L

pith:2015:GWZVEN3LL4ZLCLAEG2EQQ2A5LZ

not attested not anchored not stored refs pending

The Responsibility Weighted Mahalanobis Kernel for Semi-Supervised Training of Support Vector Machines for Classification

Bernhard Sick, Tobias Reitmaier

arxiv:1502.04033 v2 · 2015-02-13 · cs.LG · 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{GWZVEN3LL4ZLCLAEG2EQQ2A5LZ}

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	2026-05-18T01:37:28.363222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35b352376b5f32b12c04368908681d5e502e288bcba6f82ea370e89fc46d9023

Aliases

arxiv: 1502.04033 · arxiv_version: 1502.04033v2 · doi: 10.48550/arxiv.1502.04033 · pith_short_12: GWZVEN3LL4ZL · pith_short_16: GWZVEN3LL4ZLCLAE · pith_short_8: GWZVEN3L

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/GWZVEN3LL4ZLCLAEG2EQQ2A5LZ \
  | 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: 35b352376b5f32b12c04368908681d5e502e288bcba6f82ea370e89fc46d9023

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bfe8b82fbff084a61ac5a67c0abdb14b3985bcc2ed55c4b4cbb4069b76f2aba",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-02-13T15:48:00Z",
    "title_canon_sha256": "c184c6962ec8e30effac549507ea7c98ab2e4837596abff7b711a8e84867d2b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04033",
    "kind": "arxiv",
    "version": 2
  }
}