Pith Number

pith:NRYEU3DM

pith:2019:NRYEU3DMYLCU6HL6BVJAEGFE2L

not attested not anchored not stored refs pending

Shapley Decomposition of R-Squared in Machine Learning Models

Nickalus Redell

arxiv:1908.09718 v1 · 2019-08-26 · 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{NRYEU3DMYLCU6HL6BVJAEGFE2L}

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	2026-07-04T23:59:42.922855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c704a6c6cc2c54f1d7e0d520218a4d2e49bf753f47212785b76e1d653d2081f

Aliases

arxiv: 1908.09718 · arxiv_version: 1908.09718v1 · doi: 10.48550/arxiv.1908.09718 · pith_short_12: NRYEU3DMYLCU · pith_short_16: NRYEU3DMYLCU6HL6 · pith_short_8: NRYEU3DM

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/NRYEU3DMYLCU6HL6BVJAEGFE2L \
  | 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: 6c704a6c6cc2c54f1d7e0d520218a4d2e49bf753f47212785b76e1d653d2081f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b8a78859f62b50d2daa7457037ef2892cc77a11432fe5e01732b0863babbce7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-08-26T14:56:36Z",
    "title_canon_sha256": "969c66946d740375152ea1aca433ae17b91a11d64538271d8ce9f5bc42e1449c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09718",
    "kind": "arxiv",
    "version": 1
  }
}