Pith Number

pith:UIUPDZLM

pith:2025:UIUPDZLMQNUMPSQIIFVU253G2Y

not attested not anchored not stored refs pending

Scalable Subset Selection in Linear Mixed Models

Joanna J. J. Wang, Matt P. Wand, Ryan Thompson

arxiv:2506.20425 v3 · 2025-06-25 · stat.ML · cs.LG · stat.CO · 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{UIUPDZLMQNUMPSQIIFVU253G2Y}

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	2026-05-17T23:39:17.868291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a228f1e56c8368c7ca08416b4d7766d63f6f6ce4ff6cffd993b7a40ece74e1f1

Aliases

arxiv: 2506.20425 · arxiv_version: 2506.20425v3 · doi: 10.48550/arxiv.2506.20425 · pith_short_12: UIUPDZLMQNUM · pith_short_16: UIUPDZLMQNUMPSQI · pith_short_8: UIUPDZLM

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/UIUPDZLMQNUMPSQIIFVU253G2Y \
  | 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: a228f1e56c8368c7ca08416b4d7766d63f6f6ce4ff6cffd993b7a40ece74e1f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89af2a746dc3cd713e1e4b117376170c6aef991cb010db9e2de7df2dd0562e01",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.CO",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-06-25T13:39:30Z",
    "title_canon_sha256": "5287bb08870cb7fddf52fd1bf4ee732138141dac641d6bb630b48b5cbab1cec4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20425",
    "kind": "arxiv",
    "version": 3
  }
}