Pith Number

pith:RFKCTJQD

pith:2019:RFKCTJQD352GJHFUS5232RP7DC

not attested not anchored not stored refs pending

Multikernel activation functions: formulation and a case study

Donatella Firmani, Elena Nieddu, Paolo Merialdo, Simone Scardapane

arxiv:1901.10232 v1 · 2019-01-29 · 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{RFKCTJQD352GJHFUS5232RP7DC}

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	2026-05-17T23:55:15.786909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

895429a603df74649cb49775bd45ff18b64316cc5fd601a7d9d9396580a2309a

Aliases

arxiv: 1901.10232 · arxiv_version: 1901.10232v1 · doi: 10.48550/arxiv.1901.10232 · pith_short_12: RFKCTJQD352G · pith_short_16: RFKCTJQD352GJHFU · pith_short_8: RFKCTJQD

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/RFKCTJQD352GJHFUS5232RP7DC \
  | 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: 895429a603df74649cb49775bd45ff18b64316cc5fd601a7d9d9396580a2309a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a62b327f3cc9e22c64607d2e19724abe9ec4b74354c5969c5f0ab267cf8388b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-29T11:41:27Z",
    "title_canon_sha256": "e531786287c7b774c2ebe944234012c46411fda86e31ae9bce5225219226799d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10232",
    "kind": "arxiv",
    "version": 1
  }
}