Pith Number

pith:LS7MQW6M

pith:2012:LS7MQW6MEMPDWCH4F5ZIAALRJN

not attested not anchored not stored refs pending

The extended symplectic pencil and the finite-horizon LQ problem with two-sided boundary conditions

Augusto Ferrante, Lorenzo Ntogramatzidis

arxiv:1208.6481 v1 · 2012-08-31 · 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{LS7MQW6MEMPDWCH4F5ZIAALRJN}

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	2026-05-18T03:46:32.902805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cbec85bcc231e3b08fc2f728001714b71c43469e1ed4fa096fe2eb8e866b7f3

Aliases

arxiv: 1208.6481 · arxiv_version: 1208.6481v1 · doi: 10.48550/arxiv.1208.6481 · pith_short_12: LS7MQW6MEMPD · pith_short_16: LS7MQW6MEMPDWCH4 · pith_short_8: LS7MQW6M

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/LS7MQW6MEMPDWCH4F5ZIAALRJN \
  | 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: 5cbec85bcc231e3b08fc2f728001714b71c43469e1ed4fa096fe2eb8e866b7f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a964fcf4b780fb3d7c0e2ca8214e2a796dd02a4abb84c1262121aab534aa0027",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-08-31T12:52:35Z",
    "title_canon_sha256": "d212c5a83eeaaac04ca4e78033462c5290c2be5e9d6b21d84bf9fede0dc838e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6481",
    "kind": "arxiv",
    "version": 1
  }
}