Pith Number

pith:ZXI7EQIA

pith:2017:ZXI7EQIAV4AAUDNORLATFSUU27

not attested not anchored not stored refs pending

Second Order Step by Step Sliding mode Observer for Fault Estimation in a Class of Nonlinear Fractional Order Systems

Amin Ramezani, Seyed Mohammad Moein Mousavi

arxiv:1706.01737 v2 · 2017-06-06 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXI7EQIAV4AAUDNORLATFSUU27}

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	2026-05-18T00:42:38.632997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdd1f24100af000a0dae8ac132ca94d7f0df5ee0faf2aefb6d534e72c999647d

Aliases

arxiv: 1706.01737 · arxiv_version: 1706.01737v2 · doi: 10.48550/arxiv.1706.01737 · pith_short_12: ZXI7EQIAV4AA · pith_short_16: ZXI7EQIAV4AAUDNO · pith_short_8: ZXI7EQIA

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/ZXI7EQIAV4AAUDNORLATFSUU27 \
  | 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: cdd1f24100af000a0dae8ac132ca94d7f0df5ee0faf2aefb6d534e72c999647d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "050eee5f5c19c18f24e1f79d711ec2239a4058684db747827a6cafe75abb74a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-06-06T12:54:01Z",
    "title_canon_sha256": "077604fd89cf13d488d6fa4838df36855d554e722f4aadd63ffb966031629242"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01737",
    "kind": "arxiv",
    "version": 2
  }
}