Pith Number

pith:3IDNOKRD

pith:2021:3IDNOKRDBU5ANKZTLSDLVMKDCV

not attested not anchored not stored refs pending

Robust Adaptive Model Predictive Control of Quadrotors

Alexandre Didier, Anilkumar Parsi, Jeremy Coulson, Roy S. Smith

arxiv:2102.13544 v3 · 2021-02-26 · eess.SY · 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{3IDNOKRDBU5ANKZTLSDLVMKDCV}

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	2026-07-05T03:09:05.691723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da06d72a230d3a06ab335c86bab143154c493a62476484ecb4ad80c3a89f8f0d

Aliases

arxiv: 2102.13544 · arxiv_version: 2102.13544v3 · doi: 10.48550/arxiv.2102.13544 · pith_short_12: 3IDNOKRDBU5A · pith_short_16: 3IDNOKRDBU5ANKZT · pith_short_8: 3IDNOKRD

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/3IDNOKRDBU5ANKZTLSDLVMKDCV \
  | 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: da06d72a230d3a06ab335c86bab143154c493a62476484ecb4ad80c3a89f8f0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01d8953066b1b22d261c4244958a427fd37742cc418e1442c006ec77a1c40bc9",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2021-02-26T15:35:15Z",
    "title_canon_sha256": "ccd151a83fe4cd4d24b6d3bc750e62d70a760277a70fe9994043f9ef19af0cfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.13544",
    "kind": "arxiv",
    "version": 3
  }
}