Pith Number

pith:DB3GHFB4

pith:2020:DB3GHFB4PA4JKXWLMGTVETQ3AN

not attested not anchored not stored refs pending

Enhancements to the DIDO Optimal Control Toolbox

I. M. Ross

arxiv:2004.13112 v2 · 2020-04-27 · math.OC · cs.MS · cs.RO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DB3GHFB4PA4JKXWLMGTVETQ3AN}

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.

Cited by

1 paper in Pith

A Million-Point Fast Trajectory Optimization Solver

Receipt and verification

First computed	2026-07-05T01:10:15.157418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187663943c7838955ecb61a7524e1b0361ad8346d24aa9cc84f9ffbb2d4b8ef6

Aliases

arxiv: 2004.13112 · arxiv_version: 2004.13112v2 · doi: 10.48550/arxiv.2004.13112 · pith_short_12: DB3GHFB4PA4J · pith_short_16: DB3GHFB4PA4JKXWL · pith_short_8: DB3GHFB4

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/DB3GHFB4PA4JKXWLMGTVETQ3AN \
  | 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: 187663943c7838955ecb61a7524e1b0361ad8346d24aa9cc84f9ffbb2d4b8ef6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d60652b63d313d3f62968aeb6219f7240abc44076815a68aeddf7a2e2330404",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-04-27T19:25:06Z",
    "title_canon_sha256": "e047ac7ea61b2c73e7b024a4855c14e069b8d7460e28ad23df90a8672836b234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13112",
    "kind": "arxiv",
    "version": 2
  }
}