Pith Number

pith:LH3QEX5Z

pith:2021:LH3QEX5ZSH7XCL6VIZRRRK3YVI

not attested not anchored not stored refs pending

Federated Dynamic Sparse Training: Computing Less, Communicating Less, Yet Learning Better

Haris Vikalo, Sameer Bibikar, Xiaohan Chen, Zhangyang Wang

arxiv:2112.09824 v1 · 2021-12-18 · cs.LG · cs.AI · 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{LH3QEX5ZSH7XCL6VIZRRRK3YVI}

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.

Cited by

1 paper in Pith

PacTrain: Pruning and Adaptive Sparse Gradient Compression for Efficient Collective Communication in Distributed Deep Learning

Receipt and verification

First computed	2026-07-05T03:42:07.308912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59f7025fb991ff712fd5466318ab78aa19db64a97ed29153e75ad0b166cab1e3

Aliases

arxiv: 2112.09824 · arxiv_version: 2112.09824v1 · doi: 10.48550/arxiv.2112.09824 · pith_short_12: LH3QEX5ZSH7X · pith_short_16: LH3QEX5ZSH7XCL6V · pith_short_8: LH3QEX5Z

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/LH3QEX5ZSH7XCL6VIZRRRK3YVI \
  | 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: 59f7025fb991ff712fd5466318ab78aa19db64a97ed29153e75ad0b166cab1e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b506549394f0d41f20a3ebf05ca63cc9240a1a3febf7a5fd4cad9efa79e926a",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-12-18T02:26:38Z",
    "title_canon_sha256": "42d9e734fbca454867dc305086fc405779befcc359dae52661ce0080a8473f2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.09824",
    "kind": "arxiv",
    "version": 1
  }
}