Pith Number

pith:FPDZOHCN

pith:2017:FPDZOHCN4E5UX5URIFPKYR7T5M

not attested not anchored not stored refs pending

On the Properties of the Power Systems Nodal Admittance Matrix

Andreas Martin Kettner, Mario Paolone

arxiv:1702.07235 v4 · 2017-02-21 · cs.SY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPDZOHCN4E5UX5URIFPKYR7T5M}

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	2026-05-18T00:27:21.723628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bc7971c4de13b4bf691415eac47f3eb07d259ac8d4d1438013040608afd89cb

Aliases

arxiv: 1702.07235 · arxiv_version: 1702.07235v4 · doi: 10.48550/arxiv.1702.07235 · pith_short_12: FPDZOHCN4E5U · pith_short_16: FPDZOHCN4E5UX5UR · pith_short_8: FPDZOHCN

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/FPDZOHCN4E5UX5URIFPKYR7T5M \
  | 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: 2bc7971c4de13b4bf691415eac47f3eb07d259ac8d4d1438013040608afd89cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78fd41b70d1afac132e65e2fbb31f83f073383aa85e644eb81947db5f0e0d29a",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-02-21T21:11:49Z",
    "title_canon_sha256": "0d37462ecb86e726c5f155192c743d3ee60fce502e15611c2ba2178f7436bb29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07235",
    "kind": "arxiv",
    "version": 4
  }
}