Pith Number

pith:QTXYYHPO

pith:2025:QTXYYHPO54U67GMTOP7PKCAZQC

not attested not anchored not stored refs pending

Modeling Large Nonstationary Spatial Data with the Full-Scale Basis Graphical Lasso

Matthew LeDuc, Tomoko Matsuo, William Kleiber

arxiv:2505.01318 v3 · 2025-05-02 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QTXYYHPO54U67GMTOP7PKCAZQC}

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	2026-06-05T01:15:13.499349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84ef8c1deeef29ef999373fef5081980a73513e5922c3a534f89db19e774824c

Aliases

arxiv: 2505.01318 · arxiv_version: 2505.01318v3 · doi: 10.48550/arxiv.2505.01318 · pith_short_12: QTXYYHPO54U6 · pith_short_16: QTXYYHPO54U67GMT · pith_short_8: QTXYYHPO

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/QTXYYHPO54U67GMTOP7PKCAZQC \
  | 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: 84ef8c1deeef29ef999373fef5081980a73513e5922c3a534f89db19e774824c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85978e853b8a50681919eb3d336193be4e815f379b8fda7383e18416fb3e215f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-05-02T14:46:02Z",
    "title_canon_sha256": "499eca07a50e4bfbe363183e683e7647be6f066862998ba8f40ef2c8602be0bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.01318",
    "kind": "arxiv",
    "version": 3
  }
}