Pith Number

pith:76UZFD2T

pith:2021:76UZFD2TNR7HEM4ONHX7PEMC4O

not attested not anchored not stored refs pending

Refactoring the MPS/University of Chicago Radiative MHD(MURaM) Model for GPU/CPU Performance Portability Using OpenACC Directives

Cena Miller, Damien Przybylski, Eric Wright, Matthias Rempel, Richard Loft, Shiquan Su, Sunita Chandrasekaran, Supreeth Suresh

arxiv:2107.08145 v1 · 2021-07-16 · physics.space-ph · cs.CE · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{76UZFD2TNR7HEM4ONHX7PEMC4O}

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	2026-07-05T02:58:45.713109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffa9928f536c7e72338e69eff79182e3a55e402f1ed279cf8fb2e59ba2286b5a

Aliases

arxiv: 2107.08145 · arxiv_version: 2107.08145v1 · doi: 10.48550/arxiv.2107.08145 · pith_short_12: 76UZFD2TNR7H · pith_short_16: 76UZFD2TNR7HEM4O · pith_short_8: 76UZFD2T

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/76UZFD2TNR7HEM4ONHX7PEMC4O \
  | 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: ffa9928f536c7e72338e69eff79182e3a55e402f1ed279cf8fb2e59ba2286b5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02706db68a52c61731324e2a78190f7c21a68fb5215b435df04b600c0d7247cd",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.MS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2021-07-16T23:35:14Z",
    "title_canon_sha256": "2d6af6e67e07f30af7335042835d216b6f55cc5677ffddd62f870c4baa94e39a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.08145",
    "kind": "arxiv",
    "version": 1
  }
}