Pith Number

pith:I2XQ3PVK

pith:2018:I2XQ3PVKCA5YPH3IVQ2TC7TTCV

not attested not anchored not stored refs pending

Phocas: dimensional Byzantine-resilient stochastic gradient descent

Cong Xie, Indranil Gupta, Oluwasanmi Koyejo

arxiv:1805.09682 v1 · 2018-05-23 · 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{I2XQ3PVKCA5YPH3IVQ2TC7TTCV}

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

RESIST: Resilient Decentralized Learning Using Consensus Gradient Descent

Receipt and verification

First computed	2026-05-18T00:15:03.164131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46af0dbeaa103b879f68ac35317e73154e4a6b986afc72c0c18a3912e38329fb

Aliases

arxiv: 1805.09682 · arxiv_version: 1805.09682v1 · doi: 10.48550/arxiv.1805.09682 · pith_short_12: I2XQ3PVKCA5Y · pith_short_16: I2XQ3PVKCA5YPH3I · pith_short_8: I2XQ3PVK

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/I2XQ3PVKCA5YPH3IVQ2TC7TTCV \
  | 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: 46af0dbeaa103b879f68ac35317e73154e4a6b986afc72c0c18a3912e38329fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8255b90dfaec7056617d01d3ee092faf82f7d66a121cca3d3fd5e28fafedc8f0",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-05-23T09:25:48Z",
    "title_canon_sha256": "d20db7d159fb040743233005eba8ed7060ee47ac7657ba7e987ad828a7332463"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09682",
    "kind": "arxiv",
    "version": 1
  }
}