Pith Number

pith:U6FYG2IX

pith:2018:U6FYG2IX4TP2LAWSGJAHAVN4O3

not attested not anchored not stored refs pending

When is there a Representer Theorem? Reflexive Banach spaces

Kevin Schlegel

arxiv:1809.10284 v2 · 2018-09-26 · math.FA · 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{U6FYG2IX4TP2LAWSGJAHAVN4O3}

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	2026-05-17T23:46:29.883808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a78b836917e4dfa582d232407055bc76f9c8a4ee7b438e0d4f7fa05376a3a6df

Aliases

arxiv: 1809.10284 · arxiv_version: 1809.10284v2 · doi: 10.48550/arxiv.1809.10284 · pith_short_12: U6FYG2IX4TP2 · pith_short_16: U6FYG2IX4TP2LAWS · pith_short_8: U6FYG2IX

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/U6FYG2IX4TP2LAWSGJAHAVN4O3 \
  | 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: a78b836917e4dfa582d232407055bc76f9c8a4ee7b438e0d4f7fa05376a3a6df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e48c01c1ed226056c4768789ee5f470a42e797c0cee7b2b6d211d9ab45d82ca0",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-09-26T12:56:09Z",
    "title_canon_sha256": "5d26702c3a29874f4529c20f1f31a6c3312291604e3f4a20dc637c7568dc45b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10284",
    "kind": "arxiv",
    "version": 2
  }
}