Pith Number

pith:MWBUGULD

pith:2019:MWBUGULDA23IKP6AAZACBBJLDL

not attested not anchored not stored refs pending

Robust Stability of Discrete-time Disturbance Observers: Understanding Interplay of Sampling, Model Uncertainty and Discrete-time Designs

Chanhwa Lee, Gyunghoon Park, Hyungbo Shim, Youngjun Joo

arxiv:1901.08722 v1 · 2019-01-25 · eess.SY · 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{MWBUGULDA23IKP6AAZACBBJLDL}

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	2026-07-05T09:51:23.788302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

658343516306b6853fc0064020852b1adfce71ce289342759ef74fe6d5845a19

Aliases

arxiv: 1901.08722 · arxiv_version: 1901.08722v1 · doi: 10.48550/arxiv.1901.08722 · pith_short_12: MWBUGULDA23I · pith_short_16: MWBUGULDA23IKP6A · pith_short_8: MWBUGULD

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/MWBUGULDA23IKP6AAZACBBJLDL \
  | 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: 658343516306b6853fc0064020852b1adfce71ce289342759ef74fe6d5845a19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "645f7ed8f8ec22049f9aa3a0cf0724761f9d3d89d1b31717ef2a140646d7683e",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2019-01-25T03:09:44Z",
    "title_canon_sha256": "40a75937306d2a4b0bac24d86c260a6f920b24398a8f17e454a60c3b609be1d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08722",
    "kind": "arxiv",
    "version": 1
  }
}