Pith Number

pith:IB7TRO4G

pith:2025:IB7TRO4G723ZZFKRX2PVJUUID4

not attested not anchored not stored refs pending

Estimation methods of Matrix-valued AR model

Kamil Ko{\l}odziejski (Institute of Mathematics, {\L}\'od\'z University of Technology)

arxiv:2505.15220 v1 · 2025-05-21 · math.ST · 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{IB7TRO4G723ZZFKRX2PVJUUID4}

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	2026-07-05T11:06:42.228439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

407f38bb86feb79c9551be9f54d2881f10e7d415d9066a4cbbc5204f26b97431

Aliases

arxiv: 2505.15220 · arxiv_version: 2505.15220v1 · doi: 10.48550/arxiv.2505.15220 · pith_short_12: IB7TRO4G723Z · pith_short_16: IB7TRO4G723ZZFKR · pith_short_8: IB7TRO4G

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/IB7TRO4G723ZZFKRX2PVJUUID4 \
  | 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: 407f38bb86feb79c9551be9f54d2881f10e7d415d9066a4cbbc5204f26b97431

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56c783efe57c33404a14a07ec5a0e182d199e33a28db2e22ee528da1e7cceb1a",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2025-05-21T07:47:05Z",
    "title_canon_sha256": "f827cee701e35ebe8c8a3b56fa4b00f7c65460660ca3d2bd3e67be4b85238c5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15220",
    "kind": "arxiv",
    "version": 1
  }
}