Pith Number

pith:4TWPD7WB

pith:2018:4TWPD7WBORHBZICNF622XATS2X

not attested not anchored not stored refs pending

Neural Network Topologies for Sparse Training

Jeremy Kepner, Ryan A. Robinett

arxiv:1809.05242 v1 · 2018-09-14 · 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{4TWPD7WBORHBZICNF622XATS2X}

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	2026-05-18T00:05:44.263449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4ecf1fec1744e1ca04d2fb5ab8272d5f2c858c6c3ad4ecdb061ffad12d42553

Aliases

arxiv: 1809.05242 · arxiv_version: 1809.05242v1 · doi: 10.48550/arxiv.1809.05242 · pith_short_12: 4TWPD7WBORHB · pith_short_16: 4TWPD7WBORHBZICN · pith_short_8: 4TWPD7WB

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/4TWPD7WBORHBZICNF622XATS2X \
  | 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: e4ecf1fec1744e1ca04d2fb5ab8272d5f2c858c6c3ad4ecdb061ffad12d42553

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3e7f2acd157dff763996a53fd7204863d2b4a2060225151f609751a01cfd833",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-14T03:19:04Z",
    "title_canon_sha256": "bd75d149ecc8f128281fc21132a6c94488bb415b098d60022063c7bf7bd5f02b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05242",
    "kind": "arxiv",
    "version": 1
  }
}