Pith Number

pith:XPY5AQEU

pith:2018:XPY5AQEUMKZUTFBKSGZJAW7335

not attested not anchored not stored refs pending

Compressed Distributed Gradient Descent: Communication-Efficient Consensus over Networks

Elizabeth S. Bentley, Jia Liu, Xin Zhang, Zhengyuan Zhu

arxiv:1812.04048 v5 · 2018-12-10 · cs.DC · cs.SY · eess.SY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPY5AQEUMKZUTFBKSGZJAW7335}

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	2026-06-04T20:13:46.848086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbf1d0409462b349942a91b2905bfbdf459f109bbf7e8234fcddfc1d52aa07ee

Aliases

arxiv: 1812.04048 · arxiv_version: 1812.04048v5 · doi: 10.48550/arxiv.1812.04048 · pith_short_12: XPY5AQEUMKZU · pith_short_16: XPY5AQEUMKZUTFBK · pith_short_8: XPY5AQEU

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/XPY5AQEUMKZUTFBKSGZJAW7335 \
  | 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: bbf1d0409462b349942a91b2905bfbdf459f109bbf7e8234fcddfc1d52aa07ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b704dd25fa119a842b9683a78fbaa0425e75fa1cefc0fa025a0c0398cc8b916",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-12-10T19:37:26Z",
    "title_canon_sha256": "d7ff80c40e7fa155c7eb4fb3e3d4bb33230021d46400e175e6fde2343eb81f50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04048",
    "kind": "arxiv",
    "version": 5
  }
}