Pith Number

pith:QB7HKSP7

pith:2018:QB7HKSP73DSIC57PL4TTNFBPSS

not attested not anchored not stored refs pending

Fast Counting in Machine Learning Applications

Blake Hurlburt, Grant Iraci, Jaroslaw Zola, Matthew Eichhorn, Subhadeep Karan

arxiv:1804.04640 v3 · 2018-04-12 · 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{QB7HKSP73DSIC57PL4TTNFBPSS}

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	2026-05-17T23:56:48.130377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

807e7549ffd8e48177ef5f2736942f948fafc6b5e3ba34d502976d0e012abba4

Aliases

arxiv: 1804.04640 · arxiv_version: 1804.04640v3 · doi: 10.48550/arxiv.1804.04640 · pith_short_12: QB7HKSP73DSI · pith_short_16: QB7HKSP73DSIC57P · pith_short_8: QB7HKSP7

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/QB7HKSP73DSIC57PL4TTNFBPSS \
  | 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: 807e7549ffd8e48177ef5f2736942f948fafc6b5e3ba34d502976d0e012abba4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50fbff7b96290e57bbf540be3bdc7c1723175ee2f00255a6f52732e37ec8190f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-04-12T17:34:41Z",
    "title_canon_sha256": "844fbe78cb08e01e39c5c12678d2e9fd4bc1dec534903ba24ddb7f7df877e329"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04640",
    "kind": "arxiv",
    "version": 3
  }
}