Pith Number

pith:FIA2GQGZ

pith:2018:FIA2GQGZR4473K7DCUSSPHY3KH

not attested not anchored not stored refs pending

Distributed Adaptive Sampling for Kernel Matrix Approximation

Alessandro Lazaric, Daniele Calandriello, Michal Valko

arxiv:1803.10172 v1 · 2018-03-27 · stat.ML · cs.DS · 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{FIA2GQGZR4473K7DCUSSPHY3KH}

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	2026-05-18T00:20:00.187530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a01a340d98f39fdabe31525279f1b51e1b8bd0872fa1fe629799e86815a1792

Aliases

arxiv: 1803.10172 · arxiv_version: 1803.10172v1 · doi: 10.48550/arxiv.1803.10172 · pith_short_12: FIA2GQGZR447 · pith_short_16: FIA2GQGZR4473K7D · pith_short_8: FIA2GQGZ

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/FIA2GQGZR4473K7DCUSSPHY3KH \
  | 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: 2a01a340d98f39fdabe31525279f1b51e1b8bd0872fa1fe629799e86815a1792

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aba9e639435c5980e8554b21dd182592718fa0e3c650d594f2829597c1946d49",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-03-27T16:39:00Z",
    "title_canon_sha256": "b52b759d9fbe70eef2f2365c3f12d690cfaf836fcb3887cdf07e4d1b31024f52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10172",
    "kind": "arxiv",
    "version": 1
  }
}