Pith Number

pith:BFFRVJJP

pith:2021:BFFRVJJP6IXYZD453GXQXX2R7W

not attested not anchored not stored refs pending

Optimal Tracking Control for Unknown Linear Systems with Finite-Time Parameter Estimation

Kaibo Shi, Shengbo Wang, Shiping Wen, Song Zhu, Tingwen Huang

arxiv:2111.13848 v2 · 2021-11-27 · 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{BFFRVJJP6IXYZD453GXQXX2R7W}

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	2026-07-05T03:46:25.245239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094b1aa52ff22f8c8f9dd9af0bdf51fdba3746ba18fc5513953f7e75834a35f5

Aliases

arxiv: 2111.13848 · arxiv_version: 2111.13848v2 · doi: 10.48550/arxiv.2111.13848 · pith_short_12: BFFRVJJP6IXY · pith_short_16: BFFRVJJP6IXYZD45 · pith_short_8: BFFRVJJP

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/BFFRVJJP6IXYZD453GXQXX2R7W \
  | 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: 094b1aa52ff22f8c8f9dd9af0bdf51fdba3746ba18fc5513953f7e75834a35f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cde4ad88ca42dd50b71a71bc0269627a1b0929d0544f02b06811b77d9ff60ebc",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2021-11-27T08:41:46Z",
    "title_canon_sha256": "a8e753b3615fa30c462edd51bd597f979b11c61c870c801fc958ac247a330c77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.13848",
    "kind": "arxiv",
    "version": 2
  }
}