Pith Number

pith:VXKUA4HN

pith:2017:VXKUA4HNQOYESBAS26KYMN52AH

not attested not anchored not stored refs pending

Applied Koopman Operator Theory for Power Systems Technology

Fredrik Raak, Igor Mezic, Takashi Hikihara, Yoshihiko Susuki

arxiv:1706.00159 v2 · 2017-06-01 · cs.SY · eess.SP · math.DS · nlin.CD

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXKUA4HNQOYESBAS26KYMN52AH}

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	2026-05-18T00:16:45.293274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

add54070ed83b0490412d7958637ba01f4728846639d30fe048cb76d8436ef5c

Aliases

arxiv: 1706.00159 · arxiv_version: 1706.00159v2 · doi: 10.48550/arxiv.1706.00159 · pith_short_12: VXKUA4HNQOYE · pith_short_16: VXKUA4HNQOYESBAS · pith_short_8: VXKUA4HN

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/VXKUA4HNQOYESBAS26KYMN52AH \
  | 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: add54070ed83b0490412d7958637ba01f4728846639d30fe048cb76d8436ef5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a42bc0654f889591d926e1107bbb7203247470c9b1be0135fdcbc2e03ee05a3",
    "cross_cats_sorted": [
      "eess.SP",
      "math.DS",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-06-01T03:30:33Z",
    "title_canon_sha256": "470483dc848fd627ec8ee6666de2c7dab1286f1a9ac7e39212096ed3183deca5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00159",
    "kind": "arxiv",
    "version": 2
  }
}