Pith Number

pith:SCKPFBXU

pith:2009:SCKPFBXUQVMDAKH4OJHQIUVGNU

not attested not anchored not stored refs pending

Multiple-Model Adaptive Control With Set-Valued Observers

Carlos Silvestre, Jeff S. Shamma, Michael Athans, Paulo Rosa

arxiv:0909.1293 v2 · 2009-09-07 · 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{SCKPFBXUQVMDAKH4OJHQIUVGNU}

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	2026-05-18T00:58:47.973905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9094f286f485583028fc724f0452a66d1f5e43f942e6bae04e71036ebd5116ab

Aliases

arxiv: 0909.1293 · arxiv_version: 0909.1293v2 · doi: 10.48550/arxiv.0909.1293 · pith_short_12: SCKPFBXUQVMD · pith_short_16: SCKPFBXUQVMDAKH4 · pith_short_8: SCKPFBXU

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/SCKPFBXUQVMDAKH4OJHQIUVGNU \
  | 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: 9094f286f485583028fc724f0452a66d1f5e43f942e6bae04e71036ebd5116ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5261c137e4a97dc50b8059910c5d8996e5409dd10b225777035eb3cb0f5b9d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2009-09-07T17:37:44Z",
    "title_canon_sha256": "0b0d91d1e1d9c565c525737f75fdce1f20201efc2b1e9feee9fd6934090c3b24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1293",
    "kind": "arxiv",
    "version": 2
  }
}