Pith Number

pith:VLFJ6O67

pith:2017:VLFJ6O67KHMEUREMBORDNJSGZO

not attested not anchored not stored refs pending

On the Complexity and Approximability of Optimal Sensor Selection for Kalman Filtering

Lintao Ye, Sandip Roy, Shreyas Sundaram

arxiv:1711.01920 v2 · 2017-11-06 · 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{VLFJ6O67KHMEUREMBORDNJSGZO}

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	2026-05-18T00:19:56.818016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aaca9f3bdf51d84a448c0ba236a646cb9011d47bc400b7f2f79d18289400f6bc

Aliases

arxiv: 1711.01920 · arxiv_version: 1711.01920v2 · doi: 10.48550/arxiv.1711.01920 · pith_short_12: VLFJ6O67KHME · pith_short_16: VLFJ6O67KHMEUREM · pith_short_8: VLFJ6O67

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/VLFJ6O67KHMEUREMBORDNJSGZO \
  | 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: aaca9f3bdf51d84a448c0ba236a646cb9011d47bc400b7f2f79d18289400f6bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38e3eab742a3ee8fa64ca150cdf8b6e7cae7de213980b67a5f0d0fb11cc12198",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-11-06T14:54:52Z",
    "title_canon_sha256": "a5441f89f8f5518d85884bc8a37410a654e6c3efff14f13d47abcb8c12a2b165"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01920",
    "kind": "arxiv",
    "version": 2
  }
}