Pith Number

pith:Z6EXCX2P

pith:2014:Z6EXCX2PZWXDPFF2RWXRP3ZWKB

not attested not anchored not stored refs pending

Blind system identification using kernel-based methods

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

arxiv:1412.4056 v2 · 2014-12-12 · 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{Z6EXCX2PZWXDPFF2RWXRP3ZWKB}

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	2026-05-18T01:14:29.595662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf89715f4fcdae3794ba8daf17ef36506ab9fb67e93b5e802af44cd989ba5ad5

Aliases

arxiv: 1412.4056 · arxiv_version: 1412.4056v2 · doi: 10.48550/arxiv.1412.4056 · pith_short_12: Z6EXCX2PZWXD · pith_short_16: Z6EXCX2PZWXDPFF2 · pith_short_8: Z6EXCX2P

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/Z6EXCX2PZWXDPFF2RWXRP3ZWKB \
  | 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: cf89715f4fcdae3794ba8daf17ef36506ab9fb67e93b5e802af44cd989ba5ad5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "487ead1de3eb62ec87b5f60897d27901c29a6a3d39a43d4dc4cda8dfafe65e08",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2014-12-12T17:04:42Z",
    "title_canon_sha256": "409f97de9d91f4f3d047d5c4741b4245abfab0d01b6f50561f50b1cb90017dad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4056",
    "kind": "arxiv",
    "version": 2
  }
}