Pith Number

pith:KHTFWNJO

pith:2022:KHTFWNJO3R6JBPGB2YKI26EEZX

not attested not anchored not stored refs pending

Seamless GPU acceleration for C++ based physics with the Metal Shading Language on Apple's M series unified chips

Andreas Fichtner, Lars Gebraad

arxiv:2206.01791 v3 · 2022-06-03 · physics.comp-ph · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KHTFWNJO3R6JBPGB2YKI26EEZX}

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	2026-07-05T06:57:05.808523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51e65b352edc7c90bcc1d6148d7884cdeec35919b4fa7091b8ee717c5c42e20c

Aliases

arxiv: 2206.01791 · arxiv_version: 2206.01791v3 · doi: 10.48550/arxiv.2206.01791 · pith_short_12: KHTFWNJO3R6J · pith_short_16: KHTFWNJO3R6JBPGB · pith_short_8: KHTFWNJO

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/KHTFWNJO3R6JBPGB2YKI26EEZX \
  | 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: 51e65b352edc7c90bcc1d6148d7884cdeec35919b4fa7091b8ee717c5c42e20c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "801120784b306c6ae8a36bf3c349225ff28cacce467fa4d21a4422a720315eff",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2022-06-03T19:36:42Z",
    "title_canon_sha256": "b4300cb1e595377d9c652cdf4c029b139419f519bf75bedef511ff3cc5d99a15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.01791",
    "kind": "arxiv",
    "version": 3
  }
}