Pith Number

pith:M3DCJ4MR

pith:2023:M3DCJ4MRD5Z74RAFIIKCGXTWB4

not attested not anchored not stored refs pending

Robust Control Barrier Functions for Safe Control Under Uncertainty Using Extended State Observer and Output Measurement

Jinfeng Chen, Qin Lin, Zhiqiang Gao

arxiv:2308.13943 v1 · 2023-08-26 · 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{M3DCJ4MRD5Z74RAFIIKCGXTWB4}

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	2026-07-05T06:45:07.441330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66c624f1911f73fe44054214235e760f075581f707c1b57d2eca09c005f32f46

Aliases

arxiv: 2308.13943 · arxiv_version: 2308.13943v1 · doi: 10.48550/arxiv.2308.13943 · pith_short_12: M3DCJ4MRD5Z7 · pith_short_16: M3DCJ4MRD5Z74RAF · pith_short_8: M3DCJ4MR

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/M3DCJ4MRD5Z74RAFIIKCGXTWB4 \
  | 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: 66c624f1911f73fe44054214235e760f075581f707c1b57d2eca09c005f32f46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12cd108e6b198b78ff23d0e7fa28c974657e6d12467baac00f9d283a894efdcc",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2023-08-26T19:20:30Z",
    "title_canon_sha256": "bced2a640a6ce8f0ce5cb4aa4c6f83efb78ce6f78c73864f0441498915778072"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.13943",
    "kind": "arxiv",
    "version": 1
  }
}