Pith Number

pith:R5ZVZY7R

pith:2021:R5ZVZY7RJCK5L6FWRL2BCO4ZQN

not attested not anchored not stored refs pending

Compressed Communication for Distributed Training: Adaptive Methods and System

Cong Xie, Haibin Lin, Shuai Zheng, Yuchen Zhong

arxiv:2105.07829 v1 · 2021-05-17 · cs.DC · cs.LG · 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{R5ZVZY7RJCK5L6FWRL2BCO4ZQN}

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	2026-07-05T02:40:51.460232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f735ce3f14895d5f8b68af4113b998349805eb5d66c88cdb61071c2d4c15e2e

Aliases

arxiv: 2105.07829 · arxiv_version: 2105.07829v1 · doi: 10.48550/arxiv.2105.07829 · pith_short_12: R5ZVZY7RJCK5 · pith_short_16: R5ZVZY7RJCK5L6FW · pith_short_8: R5ZVZY7R

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/R5ZVZY7RJCK5L6FWRL2BCO4ZQN \
  | 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: 8f735ce3f14895d5f8b68af4113b998349805eb5d66c88cdb61071c2d4c15e2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef98bed8deda925e7f8f3684b2a8ab8bf45a1a262fb356476c4c9a247c1da520",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-05-17T13:41:47Z",
    "title_canon_sha256": "7bcfc430f2d2cd36876756fc47bcd9266397dfb529b56e7b51d5b782c236467f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.07829",
    "kind": "arxiv",
    "version": 1
  }
}