Pith Number

pith:2B7NKKBK

pith:2026:2B7NKKBKPSOFYHTPQ55XIHE6AI

not attested not anchored not stored refs pending

Handling Control System Optimality

Hao Li

arxiv:2606.00632 v1 · 2026-05-30 · eess.SY · cs.SY · 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{2B7NKKBKPSOFYHTPQ55XIHE6AI}

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	2026-06-02T01:04:00.357809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d07ed5282a7c9c5c1e6f877b741c9e02186d9b58e601c78b9fa49f6cf08404e3

Aliases

arxiv: 2606.00632 · arxiv_version: 2606.00632v1 · doi: 10.48550/arxiv.2606.00632 · pith_short_12: 2B7NKKBKPSOF · pith_short_16: 2B7NKKBKPSOFYHTP · pith_short_8: 2B7NKKBK

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/2B7NKKBKPSOFYHTPQ55XIHE6AI \
  | 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: d07ed5282a7c9c5c1e6f877b741c9e02186d9b58e601c78b9fa49f6cf08404e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d15ab252d0fd701c315e42e5aa7dd383370044d145e625ccf2e1852954d34d27",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2026-05-30T09:10:41Z",
    "title_canon_sha256": "408569462214075ecb44eba27a6ca0f7a2f6af94e40a6e629e9e471708f4e4b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00632",
    "kind": "arxiv",
    "version": 1
  }
}