Pith Number

pith:OIR4AJFP

pith:2022:OIR4AJFPPEEU5CNNB4DDNO3LJW

not attested not anchored not stored refs pending

OptControl.jl: An Interpreter for Optimal Control Problem

Jingyi Yang, Mingtao Li, Yuebao Yang

arxiv:2207.13229 v2 · 2022-07-27 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OIR4AJFPPEEU5CNNB4DDNO3LJW}

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	2026-07-05T04:44:46.368130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7223c024af79094e89ad0f0636bb6b4d9d901bdb06e8bdf2334691a8b73e3591

Aliases

arxiv: 2207.13229 · arxiv_version: 2207.13229v2 · doi: 10.48550/arxiv.2207.13229 · pith_short_12: OIR4AJFPPEEU · pith_short_16: OIR4AJFPPEEU5CNN · pith_short_8: OIR4AJFP

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/OIR4AJFPPEEU5CNNB4DDNO3LJW \
  | 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: 7223c024af79094e89ad0f0636bb6b4d9d901bdb06e8bdf2334691a8b73e3591

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a0951620ec3ee76ecdb814350311dedde0d412ad9d62c8f614b018b44fc0514",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-07-27T00:55:05Z",
    "title_canon_sha256": "848fc88b244531d5d8cc0cd3ab72e8fdeabc59b53d20e4c656596812e0fe6103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.13229",
    "kind": "arxiv",
    "version": 2
  }
}