Pith Number

pith:PWYSL3XN

pith:2011:PWYSL3XNIZJBLIUMWWPFMYVVES

not attested not anchored not stored refs pending

Extension of the $\nu$-metric for stabilizable plants over $H^\infty$

Amol Sasane

arxiv:1107.5928 v3 · 2011-07-29 · math.OC · cs.SY · math.AP · math.FA · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWYSL3XNIZJBLIUMWWPFMYVVES}

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	2026-05-18T04:11:31.446376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7db125eeed465215a28cb59e5662b524a818ed25a98e3fffbddfd0c6e00a91a7

Aliases

arxiv: 1107.5928 · arxiv_version: 1107.5928v3 · doi: 10.48550/arxiv.1107.5928 · pith_short_12: PWYSL3XNIZJB · pith_short_16: PWYSL3XNIZJBLIUM · pith_short_8: PWYSL3XN

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/PWYSL3XNIZJBLIUMWWPFMYVVES \
  | 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: 7db125eeed465215a28cb59e5662b524a818ed25a98e3fffbddfd0c6e00a91a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ed608758d9dbfc451a09f8885d5379036ad0254120fcdd18872c0f0c0e04c5d",
    "cross_cats_sorted": [
      "cs.SY",
      "math.AP",
      "math.FA",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2011-07-29T10:58:03Z",
    "title_canon_sha256": "5828a5abea40aed5bfc40c7eda8a43a521b15f03d96a5d6c553973d0e80f17eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5928",
    "kind": "arxiv",
    "version": 3
  }
}