Pith Number

pith:FDPHHR23

pith:2017:FDPHHR23UNMSQ5IREHEJ6E6LA3

not attested not anchored not stored refs pending

PI Controller for Active Twin-Accumulator Suspension with Optimized Parameters Based on a Quarter Model

Ali M. Abd-El-Tawwab, k. A. Abd El-gwwad, M. M. M. Salem, Mohamed A. Hassan

arxiv:1706.02147 v1 · 2017-06-04 · 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{FDPHHR23UNMSQ5IREHEJ6E6LA3}

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	2026-05-18T00:42:49.840444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28de73c75ba35928751121c89f13cb06c4217aea07632b9445cda99c2dc2fb5c

Aliases

arxiv: 1706.02147 · arxiv_version: 1706.02147v1 · doi: 10.48550/arxiv.1706.02147 · pith_short_12: FDPHHR23UNMS · pith_short_16: FDPHHR23UNMSQ5IR · pith_short_8: FDPHHR23

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/FDPHHR23UNMSQ5IREHEJ6E6LA3 \
  | 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: 28de73c75ba35928751121c89f13cb06c4217aea07632b9445cda99c2dc2fb5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "942cdc6a000ab1fb7d776e780a9ebe128b86761cf036efc070f878492ca4f1fb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-06-04T19:54:26Z",
    "title_canon_sha256": "2c5ff4fd17eb8c574e16cba48a78ee42098653cd1e01f1e179010b1a0ca933fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02147",
    "kind": "arxiv",
    "version": 1
  }
}