Pith Number

pith:CQBN4YI4

pith:2022:CQBN4YI4UWTPI5TY5I3K5KFN7V

not attested not anchored not stored refs pending

Inertia Estimation Through Covariance Matrix

(2), 3), (3) Advanced Research Center on Electronic Systems for Information, Angelo Brambilla (1), Communication Technologies E. De Castro (ARCES), Daniele Linaro (1), Davide del Giudice (1), Dipartimento di Elettronica, Federico Bizzarri (1, Federico Milano (2) ((1) Politecnico di Milano, Informazione e Bioingegneria, Ireland, Italy, Italy), Samuele Grillo (1), School of Electrical & Electronic Eng., University College Dublin, University of Bologna

arxiv:2206.13838 v3 · 2022-06-28 · eess.SY · 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{CQBN4YI4UWTPI5TY5I3K5KFN7V}

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	2026-07-05T05:33:13.757435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1402de611ca5a6f47678ea36aea8adfd770ddb70b16eda1d320870c3f7e5e77d

Aliases

arxiv: 2206.13838 · arxiv_version: 2206.13838v3 · doi: 10.48550/arxiv.2206.13838 · pith_short_12: CQBN4YI4UWTP · pith_short_16: CQBN4YI4UWTPI5TY · pith_short_8: CQBN4YI4

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/CQBN4YI4UWTPI5TY5I3K5KFN7V \
  | 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: 1402de611ca5a6f47678ea36aea8adfd770ddb70b16eda1d320870c3f7e5e77d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16b86b42323c9ab287830d0c17e43299a19d22b5071d2eade7d773c682c7503b",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2022-06-28T09:10:41Z",
    "title_canon_sha256": "79f070c074ac4167c0641eb5bbb9c91146edbd165255379566a8c3a351aa20fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.13838",
    "kind": "arxiv",
    "version": 3
  }
}