Pith Number

pith:UOOJ6FSQ

pith:2019:UOOJ6FSQPAPPAHJPDH7EB35ATI

not attested not anchored not stored refs pending

Doubly Sparse: Sparse Mixture of Sparse Experts for Efficient Softmax Inference

Chong Wang, Denny Zhou, Shun Liao, Tian LIN, Ting Chen

arxiv:1901.10668 v2 · 2019-01-30 · 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{UOOJ6FSQPAPPAHJPDH7EB35ATI}

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	2026-05-17T23:41:36.637092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a39c9f1650781ef01d2f19fe40efa09a26b7e002a504caecd9e23d4b3276d991

Aliases

arxiv: 1901.10668 · arxiv_version: 1901.10668v2 · doi: 10.48550/arxiv.1901.10668 · pith_short_12: UOOJ6FSQPAPP · pith_short_16: UOOJ6FSQPAPPAHJP · pith_short_8: UOOJ6FSQ

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/UOOJ6FSQPAPPAHJPDH7EB35ATI \
  | 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: a39c9f1650781ef01d2f19fe40efa09a26b7e002a504caecd9e23d4b3276d991

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21e8bdd18bcb2a2c5f86ca92426d1adfab77f736b9550bc9cdcec9e77772414a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-30T04:22:03Z",
    "title_canon_sha256": "bda06a4b1be5a909c959b1742b3ea62cfdf89db2612450c7dc5de62611999d04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10668",
    "kind": "arxiv",
    "version": 2
  }
}