Pith Number

pith:CHWFBCIV

pith:2018:CHWFBCIV2FOY4ZCCB3PPGCMVSO

not attested not anchored not stored refs pending

Distributed learning with compressed gradients

Hamid Reza Feyzmahdavian, Mikael Johansson, Sarit Khirirat

arxiv:1806.06573 v2 · 2018-06-18 · math.OC · 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{CHWFBCIV2FOY4ZCCB3PPGCMVSO}

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	2026-05-17T23:59:38.683895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11ec508915d15d8e64420edef309959398e7e263df628271e7b46fb0838a0745

Aliases

arxiv: 1806.06573 · arxiv_version: 1806.06573v2 · doi: 10.48550/arxiv.1806.06573 · pith_short_12: CHWFBCIV2FOY · pith_short_16: CHWFBCIV2FOY4ZCC · pith_short_8: CHWFBCIV

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/CHWFBCIV2FOY4ZCCB3PPGCMVSO \
  | 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: 11ec508915d15d8e64420edef309959398e7e263df628271e7b46fb0838a0745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4edb5d910b67d76763876c8abc7e42cba2c6440da8e7e0a3c56d4518ab01e76",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-06-18T09:37:39Z",
    "title_canon_sha256": "46479d007b0a8a32a8997bcafe32687e3599d62827edd2db015962a1cc1a3fc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06573",
    "kind": "arxiv",
    "version": 2
  }
}