Pith Number

pith:5P7RDY5J

pith:2015:5P7RDY5JO632VY3VJT3HHUHEAS

not attested not anchored not stored refs pending

A Convex Approach to Sparse H infinity Analysis & Synthesis

Nikolai Matni, Seungil You

arxiv:1507.02317 v1 · 2015-07-08 · 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{5P7RDY5JO632VY3VJT3HHUHEAS}

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	2026-05-18T01:37:07.012274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebff11e3a977b7aae3754cf673d0e4049e1b48bec96332a283b1747eb6892777

Aliases

arxiv: 1507.02317 · arxiv_version: 1507.02317v1 · doi: 10.48550/arxiv.1507.02317 · pith_short_12: 5P7RDY5JO632 · pith_short_16: 5P7RDY5JO632VY3V · pith_short_8: 5P7RDY5J

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/5P7RDY5JO632VY3VJT3HHUHEAS \
  | 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: ebff11e3a977b7aae3754cf673d0e4049e1b48bec96332a283b1747eb6892777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20f624d18bcc35a19820b6ebb6e9a122e6d71d3d3c7057cd05ee79944fa6a3bc",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2015-07-08T21:37:46Z",
    "title_canon_sha256": "16cf081084919ac8bb307f0d0ba1ef2d6e8566f09d8678603a8e61adf883dcfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02317",
    "kind": "arxiv",
    "version": 1
  }
}