Pith Number

pith:5MIEG5NC

pith:2018:5MIEG5NCXFS57JTH4TCPUAMJZE

not attested not anchored not stored refs pending

On the Fundamental Limits of Coded Data Shuffling for Distributed Machine Learning

Adel Elmahdy, Soheil Mohajer

arxiv:1807.04255 v2 · 2018-07-11 · cs.IT · cs.DC · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5MIEG5NCXFS57JTH4TCPUAMJZE}

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	2026-07-05T01:12:01.265437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb104375a2b965dfa667e4c4fa0189c9192be5e41b6c0603f714a5fb1bd4de07

Aliases

arxiv: 1807.04255 · arxiv_version: 1807.04255v2 · doi: 10.48550/arxiv.1807.04255 · pith_short_12: 5MIEG5NCXFS5 · pith_short_16: 5MIEG5NCXFS57JTH · pith_short_8: 5MIEG5NC

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/5MIEG5NCXFS57JTH4TCPUAMJZE \
  | 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: eb104375a2b965dfa667e4c4fa0189c9192be5e41b6c0603f714a5fb1bd4de07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fec7588deb655cbd0d6fc582805af99d508df2a7e03ed4dd15fa062364b97f9",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-07-11T17:31:30Z",
    "title_canon_sha256": "98515b58b122bf57e634d3b1f2605154c53d508b662358572cf39b7c6e8ebdfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04255",
    "kind": "arxiv",
    "version": 2
  }
}