Pith Number

pith:6ZJDDY2R

pith:2012:6ZJDDY2RF3AAM6S4YYGEM5SSRK

not attested not anchored not stored refs pending

Robust Fractional order PI Controller for Switching Systems

Blas M. Vinagre, Ines Tejado, S. Hassan HosseinNia

arxiv:1205.5910 v1 · 2012-05-26 · nlin.AO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6ZJDDY2RF3AAM6S4YYGEM5SSRK}

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	2026-05-18T03:54:48.773136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f65231e3512ec0067a5cc60c4676528a9f08998105883f09984b525fb6b4e072

Aliases

arxiv: 1205.5910 · arxiv_version: 1205.5910v1 · doi: 10.48550/arxiv.1205.5910 · pith_short_12: 6ZJDDY2RF3AA · pith_short_16: 6ZJDDY2RF3AAM6S4 · pith_short_8: 6ZJDDY2R

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/6ZJDDY2RF3AAM6S4YYGEM5SSRK \
  | 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: f65231e3512ec0067a5cc60c4676528a9f08998105883f09984b525fb6b4e072

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af2e9a461d6c5896edfbd51c32237465f4eb54440905df2b32968c412626439d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2012-05-26T19:19:23Z",
    "title_canon_sha256": "97866f08981d75e79840b39b7334b0af74ba53feb5e7e81fc9b01d1dfdc7d702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5910",
    "kind": "arxiv",
    "version": 1
  }
}