Pith Number

pith:DW5YDRDM

pith:2018:DW5YDRDMCYIKSLCVFJIDKEMNCH

not attested not anchored not stored refs pending

On the well-posedness in the solution of the disturbance decoupling by dynamic output feedback with self bounded and self hidden subspaces

Fabrizio Padula, Lorenzo Ntogramatzidis

arxiv:1809.05668 v1 · 2018-09-15 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DW5YDRDMCYIKSLCVFJIDKEMNCH}

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	2026-05-18T00:05:40.308089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dbb81c46c1610a92c552a5035118d11df7d594e09c40c603970c7ee06895386

Aliases

arxiv: 1809.05668 · arxiv_version: 1809.05668v1 · doi: 10.48550/arxiv.1809.05668 · pith_short_12: DW5YDRDMCYIK · pith_short_16: DW5YDRDMCYIKSLCV · pith_short_8: DW5YDRDM

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/DW5YDRDMCYIKSLCVFJIDKEMNCH \
  | 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: 1dbb81c46c1610a92c552a5035118d11df7d594e09c40c603970c7ee06895386

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3672fc6644155175598cdbbbcf4377b684fcf44317e157a3f011ff91f6b2d744",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-09-15T08:18:01Z",
    "title_canon_sha256": "980dfe3090ad3be1c431fe495ff3f75611abbf1f3c3ff119e9d69d4b36ea1adb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05668",
    "kind": "arxiv",
    "version": 1
  }
}