Pith Number

pith:WWQ2Z5PS

pith:2019:WWQ2Z5PSJRFVZHJ2NXHEUB23OD

not attested not anchored not stored refs pending

Weighted Multisource Tradaboost

Alexandre Bernardino, Asim Smailagic, Daniel Siewiorek, Jo\~ao Antunes

arxiv:1903.11158 v1 · 2019-03-26 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WWQ2Z5PSJRFVZHJ2NXHEUB23OD}

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	2026-05-17T23:50:03.994350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5a1acf5f24c4b5c9d3a6dce4a075b70df7e2cc94a154667e3aef00d091c33c8

Aliases

arxiv: 1903.11158 · arxiv_version: 1903.11158v1 · doi: 10.48550/arxiv.1903.11158 · pith_short_12: WWQ2Z5PSJRFV · pith_short_16: WWQ2Z5PSJRFVZHJ2 · pith_short_8: WWQ2Z5PS

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/WWQ2Z5PSJRFVZHJ2NXHEUB23OD \
  | 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: b5a1acf5f24c4b5c9d3a6dce4a075b70df7e2cc94a154667e3aef00d091c33c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75573b3e124bfdce8066309719f7f9ba6cd5dc602fb34b15908cc95e917a90ca",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-26T21:22:08Z",
    "title_canon_sha256": "3163963f72696229f3a718b422d0ddec4a33e92bd13ccbe825c14c92aab3e02e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11158",
    "kind": "arxiv",
    "version": 1
  }
}