Pith Number

pith:63ZEG4TD

pith:2012:63ZEG4TDYLLD3CULVIO7UOH2R5

not attested not anchored not stored refs pending

A Unified Analytical Design Method of Standard Controllers using Inversion Formulae

Lorenzo Ntogramatzidis, Roberto Zanasi, Stefania Cuoghi

arxiv:1210.3812 v1 · 2012-10-14 · cs.SY · 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{63ZEG4TDYLLD3CULVIO7UOH2R5}

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	2026-05-18T03:43:17.043849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6f2437263c2d63d8a8baa1dfa38fa8f67273acaa412976665e911c45f5b4358

Aliases

arxiv: 1210.3812 · arxiv_version: 1210.3812v1 · doi: 10.48550/arxiv.1210.3812 · pith_short_12: 63ZEG4TDYLLD · pith_short_16: 63ZEG4TDYLLD3CUL · pith_short_8: 63ZEG4TD

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/63ZEG4TDYLLD3CULVIO7UOH2R5 \
  | 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: f6f2437263c2d63d8a8baa1dfa38fa8f67273acaa412976665e911c45f5b4358

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9219a71cfbf56538e74b43c64d80baf1d793055a71664fe0a3878bbeff2e5b3d",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2012-10-14T17:01:09Z",
    "title_canon_sha256": "7d753cf9e62c9e982b6bd91ceee23ffdc420316c782cfa762f4c537bec1109a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3812",
    "kind": "arxiv",
    "version": 1
  }
}