Pith Number

pith:XG3SM4OD

pith:2011:XG3SM4ODIR35VAXRFZZV3XJWTQ

not attested not anchored not stored refs pending

Optimal Disturbance Accommodation with Limited Model Information

C. Langbort, F. Farokhi, K. H. Johansson

arxiv:1112.4294 v2 · 2011-12-19 · math.OC · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XG3SM4ODIR35VAXRFZZV3XJWTQ}

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	2026-05-18T03:49:47.380348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9b72671c34477da82f12e735ddd369c30753a4daa5ab83453949b505ba44284

Aliases

arxiv: 1112.4294 · arxiv_version: 1112.4294v2 · doi: 10.48550/arxiv.1112.4294 · pith_short_12: XG3SM4ODIR35 · pith_short_16: XG3SM4ODIR35VAXR · pith_short_8: XG3SM4OD

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/XG3SM4ODIR35VAXRFZZV3XJWTQ \
  | 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: b9b72671c34477da82f12e735ddd369c30753a4daa5ab83453949b505ba44284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "472695cd8033d2d89e43ff71d187bc47015a5ae09df90b010ecfa2a39ea73fb7",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2011-12-19T10:44:01Z",
    "title_canon_sha256": "98bf61e55de930817ae6c1ae3cc4cea65b57d6da24579106a321b0620e29b35e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4294",
    "kind": "arxiv",
    "version": 2
  }
}