Pith Number

pith:PTXULYGO

pith:2016:PTXULYGO2GPXFBRYUWMDWABCRC

not attested not anchored not stored refs pending

Learning with Hierarchical Gaussian Kernels

Ingo Steinwart, Nico Schmid, Philipp Thomann

arxiv:1612.00824 v1 · 2016-12-02 · stat.ML · 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{PTXULYGO2GPXFBRYUWMDWABCRC}

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	2026-05-18T00:55:58.993020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cef45e0ced19f728638a5983b0022888c30df13a99c715e232ee449b1f8bf83

Aliases

arxiv: 1612.00824 · arxiv_version: 1612.00824v1 · doi: 10.48550/arxiv.1612.00824 · pith_short_12: PTXULYGO2GPX · pith_short_16: PTXULYGO2GPXFBRY · pith_short_8: PTXULYGO

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/PTXULYGO2GPXFBRYUWMDWABCRC \
  | 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: 7cef45e0ced19f728638a5983b0022888c30df13a99c715e232ee449b1f8bf83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04a19d407689e4d68ed17e579994914568dd396f0259463d2ce873775821e015",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-12-02T20:23:31Z",
    "title_canon_sha256": "e563ac737fc90672e5298baaa111cb15c1e39581f9e3acbe9022c5960b15f14e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.00824",
    "kind": "arxiv",
    "version": 1
  }
}