Pith Number

pith:BQBYFOWU

pith:2009:BQBYFOWUD6PYLLLAXPH6LEIJUZ

not attested not anchored not stored refs pending

Feature-Weighted Linear Stacking

David Lin, Gabor Takacs, Joseph Sill, Lester Mackey

arxiv:0911.0460 v2 · 2009-11-03 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BQBYFOWUD6PYLLLAXPH6LEIJUZ}

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.

Cited by

1 paper in Pith

A Divergence-Based Method for Weighting and Averaging Model Predictions

Receipt and verification

First computed	2026-07-04T16:21:37.957136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c0382bad41f9f85ad60bbcfe59109a652786e8b5f3e9cbd7c5903a25bc8f6e2

Aliases

arxiv: 0911.0460 · arxiv_version: 0911.0460v2 · doi: 10.48550/arxiv.0911.0460 · pith_short_12: BQBYFOWUD6PY · pith_short_16: BQBYFOWUD6PYLLLA · pith_short_8: BQBYFOWU

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/BQBYFOWUD6PYLLLAXPH6LEIJUZ \
  | 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: 0c0382bad41f9f85ad60bbcfe59109a652786e8b5f3e9cbd7c5903a25bc8f6e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b51fc9d8e00a64ba508510827068c9820f0315f03eb7a091fe8f4142289048f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2009-11-03T08:17:05Z",
    "title_canon_sha256": "90f1d6794b5fc88868f98ded0e017469f5194db0a9c6da53fffa966d141a3a3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0460",
    "kind": "arxiv",
    "version": 2
  }
}