Pith Number

pith:VQ7VOYLZ

pith:2024:VQ7VOYLZPU34ECLO6ONX4DUJOB

not attested not anchored not stored refs pending

MPI Implementation Profiling for Better Application Performance

Anthony Skjellum, David Boehme, Derek Schafer, Garrett Hooten, Olga Pearce, Riley Shipley

arxiv:2402.12203 v1 · 2024-02-19 · cs.DC · cs.PF · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQ7VOYLZPU34ECLO6ONX4DUJOB}

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	2026-07-05T07:46:50.303913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac3f5761797d37c2096ef39b7e0e89705cb2deb4ec82089261c57bd1893d4070

Aliases

arxiv: 2402.12203 · arxiv_version: 2402.12203v1 · doi: 10.48550/arxiv.2402.12203 · pith_short_12: VQ7VOYLZPU34 · pith_short_16: VQ7VOYLZPU34ECLO · pith_short_8: VQ7VOYLZ

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/VQ7VOYLZPU34ECLO6ONX4DUJOB \
  | 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: ac3f5761797d37c2096ef39b7e0e89705cb2deb4ec82089261c57bd1893d4070

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "587cb7f6b5f557ac49d150af7432b33693026ca3971f884a547310b6968ccc26",
    "cross_cats_sorted": [
      "cs.PF",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2024-02-19T15:07:24Z",
    "title_canon_sha256": "a657787c670c215b2baeaf88af7b2db755ec8bc5d36854755a16d5de975a4b9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.12203",
    "kind": "arxiv",
    "version": 1
  }
}