Pith Number

pith:SGWSKWIT

pith:2020:SGWSKWITZ67TXCDFA6XQNMAR35

not attested not anchored not stored refs pending

Sparse Oblique Decision Tree for Power System Security Rules Extraction and Embedding

Chongqing Kang, Daniel S. Kirschen, Ershun Du, Ning Zhang, Qingchun Hou, Yaohua Cheng

arxiv:2004.09579 v1 · 2020-04-20 · eess.SY · cs.LG · 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{SGWSKWITZ67TXCDFA6XQNMAR35}

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	2026-07-05T00:56:51.647187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91ad255913cfbf3b886507af06b011df67879c4dee4a918db7ba931bf09f54ae

Aliases

arxiv: 2004.09579 · arxiv_version: 2004.09579v1 · doi: 10.48550/arxiv.2004.09579 · pith_short_12: SGWSKWITZ67T · pith_short_16: SGWSKWITZ67TXCDF · pith_short_8: SGWSKWIT

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/SGWSKWITZ67TXCDFA6XQNMAR35 \
  | 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: 91ad255913cfbf3b886507af06b011df67879c4dee4a918db7ba931bf09f54ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1424e397a150e6ea1f331341b259932834472b351cd3ff83c42ed711263a5864",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2020-04-20T19:11:41Z",
    "title_canon_sha256": "7db48b1ab91c55ccc7908491ca99acf28611e96b0cc696e22da9616c8a18f0be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.09579",
    "kind": "arxiv",
    "version": 1
  }
}