Pith Number

pith:VASB7OFP

pith:2021:VASB7OFPXK24RRE2RPMWZMRCLK

not attested not anchored not stored refs pending

Optimizing Trajectories with Closed-Loop Dynamic SQP

Jean-Jacques Slotine, Sumeet Singh, Vikas Sindhwani

arxiv:2109.07081 v2 · 2021-09-15 · 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{VASB7OFPXK24RRE2RPMWZMRCLK}

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	2026-07-05T04:20:29.567986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8241fb8afbab5c8c49a8bd96cb2225a8625090de7ec7b972d0966bc1ef0834b

Aliases

arxiv: 2109.07081 · arxiv_version: 2109.07081v2 · doi: 10.48550/arxiv.2109.07081 · pith_short_12: VASB7OFPXK24 · pith_short_16: VASB7OFPXK24RRE2 · pith_short_8: VASB7OFP

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/VASB7OFPXK24RRE2RPMWZMRCLK \
  | 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: a8241fb8afbab5c8c49a8bd96cb2225a8625090de7ec7b972d0966bc1ef0834b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ddf2d30132c70e88ea4f228f567f1f76a76d07f8f24abf4675765c2bbcf271a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-09-15T05:13:08Z",
    "title_canon_sha256": "22844aaabbf99e97c9a47b14bc15ef8f41df4f35194805e644ecc7081c1f2526"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07081",
    "kind": "arxiv",
    "version": 2
  }
}