Pith Number

pith:LXEZXRPT

pith:2020:LXEZXRPTPJUVTIPVZTCJHIVLDJ

not attested not anchored not stored refs pending

Finite-time Identification of Stable Linear Systems: Optimality of the Least-Squares Estimator

Alexandre Proutiere, Yassir Jedra

arxiv:2003.07937 v3 · 2020-03-17 · math.ST · cs.LG · cs.SY · eess.SY · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXEZXRPTPJUVTIPVZTCJHIVLDJ}

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	2026-07-05T00:50:45.682492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dc99bc5f37a6959a1f5ccc493a2ab1a61ba79c160c977639b2d61d58593eeb1

Aliases

arxiv: 2003.07937 · arxiv_version: 2003.07937v3 · doi: 10.48550/arxiv.2003.07937 · pith_short_12: LXEZXRPTPJUV · pith_short_16: LXEZXRPTPJUVTIPV · pith_short_8: LXEZXRPT

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/LXEZXRPTPJUVTIPVZTCJHIVLDJ \
  | 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: 5dc99bc5f37a6959a1f5ccc493a2ab1a61ba79c160c977639b2d61d58593eeb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5d60c70807e15801a535744f4aa6c0381bce519efb7609b073ada0bbbc7e569",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY",
      "eess.SY",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2020-03-17T20:59:17Z",
    "title_canon_sha256": "d273cce911ccf4943c842298af1bf0ab617973c582ead0f98251fb18d39f95e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.07937",
    "kind": "arxiv",
    "version": 3
  }
}