Pith Number

pith:CAFYU74O

pith:2019:CAFYU74OKIDC4RXMWQUEN7BYQ5

not attested not anchored not stored refs pending

Gradient Boosts the Approximate Vanishing Ideal

Hiroshi Kera, Yoshihiko Hasegawa

arxiv:1911.04174 v1 · 2019-11-11 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CAFYU74OKIDC4RXMWQUEN7BYQ5}

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	2026-07-05T00:18:18.678550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

100b8a7f8e52062e46ecb42846fc3887707d056b5b60b0b1b4178f9e14393454

Aliases

arxiv: 1911.04174 · arxiv_version: 1911.04174v1 · doi: 10.48550/arxiv.1911.04174 · pith_short_12: CAFYU74OKIDC · pith_short_16: CAFYU74OKIDC4RXM · pith_short_8: CAFYU74O

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/CAFYU74OKIDC4RXMWQUEN7BYQ5 \
  | 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: 100b8a7f8e52062e46ecb42846fc3887707d056b5b60b0b1b4178f9e14393454

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4aed0240c2f3aee647444fd2d6f855267401b29d78a361f7b86fc46a44a5dc8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-11-11T10:52:38Z",
    "title_canon_sha256": "b0191e81e19075ec4ddedaeb2a769262c5f41688b41ac4c07af689d9f045653c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.04174",
    "kind": "arxiv",
    "version": 1
  }
}