Pith Number

pith:LFD7U6HO

pith:2023:LFD7U6HOWZ2KU3WLPMNSHJEBKK

not attested not anchored not stored refs pending

Fixed-time safe tracking control of uncertain high-order nonlinear pure-feedback systems via unified transformation functions

Chaoqun Guo, Jiangping Hu, Jiasheng Hao, Sergej Celikovsky, Xiaoming Hu

arxiv:2305.00505 v1 · 2023-04-30 · eess.SY · cs.SY · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LFD7U6HOWZ2KU3WLPMNSHJEBKK}

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	2026-07-05T06:05:42.054619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5947fa78eeb674aa6ecb7b1b23a4815287d5b6780c59fad10470fbdedc345284

Aliases

arxiv: 2305.00505 · arxiv_version: 2305.00505v1 · doi: 10.48550/arxiv.2305.00505 · pith_short_12: LFD7U6HOWZ2K · pith_short_16: LFD7U6HOWZ2KU3WL · pith_short_8: LFD7U6HO

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/LFD7U6HOWZ2KU3WLPMNSHJEBKK \
  | 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: 5947fa78eeb674aa6ecb7b1b23a4815287d5b6780c59fad10470fbdedc345284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e853b4a80b86346da2326d2a02fb9971197d82efdb2e0ae41cf0959e79e5b39e",
    "cross_cats_sorted": [
      "cs.SY",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2023-04-30T15:20:34Z",
    "title_canon_sha256": "2d9639f444712c0ac5bafbcda97474dc733f6bf0f5d027659d240deba3f66b62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.00505",
    "kind": "arxiv",
    "version": 1
  }
}