Pith Number

pith:OUPDGXY2

pith:2019:OUPDGXY2QMPBBZAVWMIRIJQ4BP

not attested not anchored not stored refs pending

Unbiased Measurement of Feature Importance in Tree-Based Methods

Giles Hooker, Zhengze Zhou

arxiv:1903.05179 v2 · 2019-03-12 · stat.ML · cs.LG

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\usepackage{pith}
\pithnumber{OUPDGXY2QMPBBZAVWMIRIJQ4BP}

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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.

Cited by

1 paper in Pith

Provable Recovery of Locally Important Signed Features and Interactions from Random Forest

Receipt and verification

First computed	2026-07-05T00:49:52.750479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

751e335f1a831e10e415b31114261c0bfb96cb0147778b42fc29a4f2680bd37f

Aliases

arxiv: 1903.05179 · arxiv_version: 1903.05179v2 · doi: 10.48550/arxiv.1903.05179 · pith_short_12: OUPDGXY2QMPB · pith_short_16: OUPDGXY2QMPBBZAV · pith_short_8: OUPDGXY2

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/OUPDGXY2QMPBBZAVWMIRIJQ4BP \
  | 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: 751e335f1a831e10e415b31114261c0bfb96cb0147778b42fc29a4f2680bd37f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fac0fe911dabefdee6d4c4da8be3a7e85ec2dd766c1b126ffed1c744d4a88dbd",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-03-12T19:52:53Z",
    "title_canon_sha256": "5b6aecfb9f6afa3b3bcb3570aaba17fc623d8b34d66fd9623997d7d7ffcc2862"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05179",
    "kind": "arxiv",
    "version": 2
  }
}