Pith Number

pith:NF5AS7NP

pith:2018:NF5AS7NPTPN2PEAVB2W5MCVYWS

not attested not anchored not stored refs pending

The Parallelization of Riccati Recursion

Claire Tomlin, Forrest Laine

arxiv:1809.06360 v1 · 2018-09-17 · math.OC · 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{NF5AS7NPTPN2PEAVB2W5MCVYWS}

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	2026-05-18T00:05:34.927026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

697a097daf9bdba790150eadd60ab8b4ace46351dd27fd4a4e28d431d4dd22e6

Aliases

arxiv: 1809.06360 · arxiv_version: 1809.06360v1 · doi: 10.48550/arxiv.1809.06360 · pith_short_12: NF5AS7NPTPN2 · pith_short_16: NF5AS7NPTPN2PEAV · pith_short_8: NF5AS7NP

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/NF5AS7NPTPN2PEAVB2W5MCVYWS \
  | 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: 697a097daf9bdba790150eadd60ab8b4ace46351dd27fd4a4e28d431d4dd22e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ca632a7a38681c04de6e27ac483baf6686fec161025771245502e4d22ef4bea",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-09-17T17:54:23Z",
    "title_canon_sha256": "389593c457ef33f1ecb00930c981ff1737e293e140cab0041b574779fb84fb8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06360",
    "kind": "arxiv",
    "version": 1
  }
}