Pith Number

pith:FMY67DOS

pith:2022:FMY67DOSBEX4WMXG4DWT6UYSR6

not attested not anchored not stored refs pending

Continuous-Time Channel Gain Control for Minimum-Information Kalman-Bucy Filtering

Mikael Skoglund, Takashi Tanaka, Valery Ugrinovskii, Vrushabh Zinage

arxiv:2202.02880 v1 · 2022-02-06 · cs.IT · cs.SY · eess.SY · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FMY67DOSBEX4WMXG4DWT6UYSR6}

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	2026-07-05T03:54:33.813910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b31ef8dd2092fcb32e6e0ed3f53128fb9eebf73a1792dc129a7457261a86464

Aliases

arxiv: 2202.02880 · arxiv_version: 2202.02880v1 · doi: 10.48550/arxiv.2202.02880 · pith_short_12: FMY67DOSBEX4 · pith_short_16: FMY67DOSBEX4WMXG · pith_short_8: FMY67DOS

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/FMY67DOSBEX4WMXG4DWT6UYSR6 \
  | 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: 2b31ef8dd2092fcb32e6e0ed3f53128fb9eebf73a1792dc129a7457261a86464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0632013630079a8816dc045583bc17bc6cc19dc0c3e08be0c8c42d1d9a1040f6",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-02-06T22:35:37Z",
    "title_canon_sha256": "385cc6577c8fd3e250b1103920a51428ae91064262c85f593ef664b8293d6780"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.02880",
    "kind": "arxiv",
    "version": 1
  }
}