Pith Number

pith:GP65MQZH

pith:2015:GP65MQZHKBU3HMTDHJROLF7MFW

not attested not anchored not stored refs pending

A new kernel-based approach for overparameterized Hammerstein system identification

Giulio Bottegal, H{\aa}kan Hjalmarsson, Riccardo Sven Risuleo

arxiv:1504.08190 v2 · 2015-04-30 · cs.SY · 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{GP65MQZHKBU3HMTDHJROLF7MFW}

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	2026-05-18T01:14:29.499616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33fdd643275069b3b2633a62e597ec2d8efbb74c694a01ead79fc385ad894708

Aliases

arxiv: 1504.08190 · arxiv_version: 1504.08190v2 · doi: 10.48550/arxiv.1504.08190 · pith_short_12: GP65MQZHKBU3 · pith_short_16: GP65MQZHKBU3HMTD · pith_short_8: GP65MQZH

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/GP65MQZHKBU3HMTDHJROLF7MFW \
  | 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: 33fdd643275069b3b2633a62e597ec2d8efbb74c694a01ead79fc385ad894708

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c45815339c54351e600a9babfd68f75b39654f3d9b3bf406aae4923bb8bcdf1f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2015-04-30T12:24:38Z",
    "title_canon_sha256": "7035cdd87b694488c69def13c90dbf83d6fecace1fcd9c785410313d14910a97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08190",
    "kind": "arxiv",
    "version": 2
  }
}