Pith Number

pith:YWSTWI5I

pith:2018:YWSTWI5IAUAFB6NNNBQL7JSJEI

not attested not anchored not stored refs pending

GroupReduce: Block-Wise Low-Rank Approximation for Neural Language Model Shrinking

Cho-Jui Hsieh, Ciprian Chelba, Patrick H. Chen, Si Si, Yang Li

arxiv:1806.06950 v1 · 2018-06-18 · cs.CL · cs.AI · 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{YWSTWI5IAUAFB6NNNBQL7JSJEI}

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	2026-05-18T00:12:57.958827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5a53b23a8050050f9ad6860bfa649223a4876cf156bc335b46e80d0f49eccac

Aliases

arxiv: 1806.06950 · arxiv_version: 1806.06950v1 · doi: 10.48550/arxiv.1806.06950 · pith_short_12: YWSTWI5IAUAF · pith_short_16: YWSTWI5IAUAFB6NN · pith_short_8: YWSTWI5I

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/YWSTWI5IAUAFB6NNNBQL7JSJEI \
  | 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: c5a53b23a8050050f9ad6860bfa649223a4876cf156bc335b46e80d0f49eccac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f2ae4f63dc7927f3b55a7cf4ecf8262781c23db011b3114053b2d6d9f837b46",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-06-18T23:08:15Z",
    "title_canon_sha256": "0b6a2d37589e2cfc9ed2db2b9bf7810d552434cc333b49f826f5907a7cea6ad1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06950",
    "kind": "arxiv",
    "version": 1
  }
}