Pith Number

pith:QSCKA2XT

pith:2016:QSCKA2XTASGFAIEFVQDVW6WCBI

not attested not anchored not stored refs pending

Optimal actuator placement for minimizing the worst-case control energy

M.-A. Belabbas, Xudong Chen

arxiv:1610.08885 v2 · 2016-10-27 · 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{QSCKA2XTASGFAIEFVQDVW6WCBI}

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	2026-05-18T00:39:52.842061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8484a06af3048c502085ac075b7ac20a19ee096f0a3d58d71e799b4fd3c0a4ac

Aliases

arxiv: 1610.08885 · arxiv_version: 1610.08885v2 · doi: 10.48550/arxiv.1610.08885 · pith_short_12: QSCKA2XTASGF · pith_short_16: QSCKA2XTASGFAIEF · pith_short_8: QSCKA2XT

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/QSCKA2XTASGFAIEFVQDVW6WCBI \
  | 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: 8484a06af3048c502085ac075b7ac20a19ee096f0a3d58d71e799b4fd3c0a4ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7f799fd9f77a6b96a4a14f86adc54adc02ee2039552cbdb42ad4acd99ea307d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2016-10-27T17:07:33Z",
    "title_canon_sha256": "3489743a03a2d10735db24240344996213952c2e1658883d3ee62848e3ac82d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.08885",
    "kind": "arxiv",
    "version": 2
  }
}