Pith Number

pith:KQOECM7G

pith:2018:KQOECM7G7ILV3DD6UH3AI6QFEV

not attested not anchored not stored refs pending

Discontinuous energy shaping control of the Chaplygin sleigh

Alejandro Donaire, Joel Ferguson, Richard H. Middleton

arxiv:1801.06278 v1 · 2018-01-19 · 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{KQOECM7G7ILV3DD6UH3AI6QFEV}

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	2026-05-18T00:25:30.678572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

541c4133e6fa175d8c7ea1f6047a0525664bb911b82dc6fb3bd3717e1f88b022

Aliases

arxiv: 1801.06278 · arxiv_version: 1801.06278v1 · doi: 10.48550/arxiv.1801.06278 · pith_short_12: KQOECM7G7ILV · pith_short_16: KQOECM7G7ILV3DD6 · pith_short_8: KQOECM7G

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/KQOECM7G7ILV3DD6UH3AI6QFEV \
  | 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: 541c4133e6fa175d8c7ea1f6047a0525664bb911b82dc6fb3bd3717e1f88b022

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c67c09a88b8054533df643a9f7f9bf059cab2be758b0fda88fbf2b42defdf1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-01-19T03:04:50Z",
    "title_canon_sha256": "e3b16692b67c4a1865a62bcebb8d8a64c19072342a2f8cbdfcb51244b340552a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06278",
    "kind": "arxiv",
    "version": 1
  }
}