Pith Number

pith:O6XBECMF

pith:2014:O6XBECMFXBNAWAYJMWS5ZKGRY5

not attested not anchored not stored refs pending

H-infinity control problem for general discrete-time systems

Cristian Oara, Sebastian F. Tudor, Serban Sabau

arxiv:1403.6225 v2 · 2014-03-25 · math.OC · 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{O6XBECMFXBNAWAYJMWS5ZKGRY5}

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	2026-05-18T02:55:20.196544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ae120985b85a0b030965a5dca8d1c74dda9d1e2f85ab40ebf98edc88585117

Aliases

arxiv: 1403.6225 · arxiv_version: 1403.6225v2 · doi: 10.48550/arxiv.1403.6225 · pith_short_12: O6XBECMFXBNA · pith_short_16: O6XBECMFXBNAWAYJ · pith_short_8: O6XBECMF

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/O6XBECMFXBNAWAYJMWS5ZKGRY5 \
  | 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: 77ae120985b85a0b030965a5dca8d1c74dda9d1e2f85ab40ebf98edc88585117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d2766e5609aafb0b3b4fc71c40287439e8186d9a943e42f6bd75535f0e2841",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-03-25T03:35:27Z",
    "title_canon_sha256": "ed4207fae30efba5d558c0fe92c480346ff7a017a261423411d27260216f04c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6225",
    "kind": "arxiv",
    "version": 2
  }
}