Pith Number

pith:P6K46A52

pith:2018:P6K46A524SN5CNPV5OCQU27NPM

not attested not anchored not stored refs pending

Computation of Optimal Control Problems with Terminal Constraint via Variation Evolution

Bo Liao, Fei Liao, Sheng Zhang

arxiv:1801.01383 v1 · 2018-01-02 · 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{P6K46A524SN5CNPV5OCQU27NPM}

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	2026-05-18T00:26:42.282981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f95cf03bae49bd135f5eb850a6bed7b0f6e380608d3e63872308cc4bc75da01

Aliases

arxiv: 1801.01383 · arxiv_version: 1801.01383v1 · doi: 10.48550/arxiv.1801.01383 · pith_short_12: P6K46A524SN5 · pith_short_16: P6K46A524SN5CNPV · pith_short_8: P6K46A52

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/P6K46A524SN5CNPV5OCQU27NPM \
  | 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: 7f95cf03bae49bd135f5eb850a6bed7b0f6e380608d3e63872308cc4bc75da01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6765a67755784c2cc6610a171e77a5a907742378b207bd810de1270cb2715ee5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-01-02T23:01:42Z",
    "title_canon_sha256": "91aa8799e1b751ac3054bb43ab1de59de550c83e88f774c9e815f8686240002d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01383",
    "kind": "arxiv",
    "version": 1
  }
}