Pith Number

pith:JXQPBWWD

pith:2026:JXQPBWWDMD5B27EN7BTUSKH7SZ

not attested not anchored not stored refs pending

Communication-Efficient Approximate Gradient Coding for Distributed Learning in Heterogeneous Systems

Heekang Song, Wan Choi

arxiv:2605.15890 v1 · 2026-05-15 · eess.SY · cs.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{JXQPBWWDMD5B27EN7BTUSKH7SZ}

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	2026-05-20T00:01:23.957475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4de0f0dac360fa1d7c8df8674928ff964745e86fbe5127dc3ebdc2a79da69919

Aliases

arxiv: 2605.15890 · arxiv_version: 2605.15890v1 · doi: 10.48550/arxiv.2605.15890 · pith_short_12: JXQPBWWDMD5B · pith_short_16: JXQPBWWDMD5B27EN · pith_short_8: JXQPBWWD

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/JXQPBWWDMD5B27EN7BTUSKH7SZ \
  | 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: 4de0f0dac360fa1d7c8df8674928ff964745e86fbe5127dc3ebdc2a79da69919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6770c35c55a0ef4988cba7886b87eb930d972b9766e082eb105e1d7a8fb3dba",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2026-05-15T12:21:17Z",
    "title_canon_sha256": "f1204a5350e77a4fa654060692f4a0d5b9cf88ec13c60d9d64c13bb2b3e85147"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.15890",
    "kind": "arxiv",
    "version": 1
  }
}