Pith Number

pith:VPO3OYGF

pith:2018:VPO3OYGFYMF2NYNIBFYRVHZXND

not attested not anchored not stored refs pending

The Convergence of Sparsified Gradient Methods

C\'edric Renggli, Dan Alistarh, Mikael Johansson, Nikola Konstantinov, Sarit Khirirat, Torsten Hoefler

arxiv:1809.10505 v1 · 2018-09-27 · cs.LG · cs.DC · 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{VPO3OYGFYMF2NYNIBFYRVHZXND}

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	2026-05-18T00:04:38.203530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abddb760c5c30ba6e1a809711a9f3768d6d64f1a13afe2ec23df7d868f558bbe

Aliases

arxiv: 1809.10505 · arxiv_version: 1809.10505v1 · doi: 10.48550/arxiv.1809.10505 · pith_short_12: VPO3OYGFYMF2 · pith_short_16: VPO3OYGFYMF2NYNI · pith_short_8: VPO3OYGF

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/VPO3OYGFYMF2NYNIBFYRVHZXND \
  | 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: abddb760c5c30ba6e1a809711a9f3768d6d64f1a13afe2ec23df7d868f558bbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "989847ca7c4477f43ebeae2a86ea6d7e8531887042b79b0baac0ff735bc319af",
    "cross_cats_sorted": [
      "cs.DC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-27T13:23:35Z",
    "title_canon_sha256": "f6c2668a0d38bf0f7a0c75f64b0efb80f0d5f78b4eae1bc0ba594ed5e726184b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10505",
    "kind": "arxiv",
    "version": 1
  }
}