Pith Number

pith:BKBNN5GL

pith:2019:BKBNN5GLZZZX3ZHXEVPDOSC6EJ

not attested not anchored not stored refs pending

Computation of the analytic center of the solution set of the linear matrix inequality arising in continuous- and discrete-time passivity analysis

Daniel Bankmann, Paul Van Dooren, Volker Mehrmann, Yurii Nesterov

arxiv:1904.08202 v1 · 2019-04-17 · 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{BKBNN5GLZZZX3ZHXEVPDOSC6EJ}

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	2026-05-17T23:48:18.431488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a82d6f4cbce737de4f7255e37485e226ecfa6d937b2fb699c504ce0c09ea608

Aliases

arxiv: 1904.08202 · arxiv_version: 1904.08202v1 · doi: 10.48550/arxiv.1904.08202 · pith_short_12: BKBNN5GLZZZX · pith_short_16: BKBNN5GLZZZX3ZHX · pith_short_8: BKBNN5GL

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/BKBNN5GLZZZX3ZHXEVPDOSC6EJ \
  | 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: 0a82d6f4cbce737de4f7255e37485e226ecfa6d937b2fb699c504ce0c09ea608

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8291c786e50bca269ccee0846ee73fe4331c31383a0931c2f914a8a1deaea1d8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-17T11:43:24Z",
    "title_canon_sha256": "77789e1ba23492588ba89283537b5b3d992979692cb897dfb5f69c5672d77df2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08202",
    "kind": "arxiv",
    "version": 1
  }
}