Pith Number

pith:GVKGNN5I

pith:2026:GVKGNN5IZ54PPMUCHEEJN3SABX

not attested not anchored not stored refs pending

Beam modelling of Hitachi PROBEAT proton therapy system for a GPU-based Fast Monte Carlo dose engine

Kirk Jon Luca, Pablo Yepes, Poenisch Falk, Qianxia Wang, Radhe Mohan, Roelf Slopsema, Thomas J Whitaker, Uwe Titt, Xueming Bai, Yao Zhao, Yun Hu

arxiv:2606.12602 v1 · 2026-06-10 · physics.med-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{GVKGNN5IZ54PPMUCHEEJN3SABX}

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	2026-06-12T00:07:56.058789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

355466b7a8cf78f7b282390896ee400dc04d552dbaf16486db48fb67d0d793f9

Aliases

arxiv: 2606.12602 · arxiv_version: 2606.12602v1 · doi: 10.48550/arxiv.2606.12602 · pith_short_12: GVKGNN5IZ54P · pith_short_16: GVKGNN5IZ54PPMUC · pith_short_8: GVKGNN5I

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/GVKGNN5IZ54PPMUCHEEJN3SABX \
  | 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: 355466b7a8cf78f7b282390896ee400dc04d552dbaf16486db48fb67d0d793f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2e9f2473d1768698d7e6b43b96bf95109448c67ac18725e56f6c324f2bf8e7a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2026-06-10T19:01:09Z",
    "title_canon_sha256": "5be57d3c20aad147cf2c9c59bbb30721d90d4a774b55242c3b421a08568ef2f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.12602",
    "kind": "arxiv",
    "version": 1
  }
}