Pith Number

pith:CX662EKG

pith:2026:CX662EKG75AYXTH4XYYLDSCN5V

not attested not anchored not stored refs pending

A Two-Stage Framework for Fast Proton Spot Map Generation in Pencil Beam Scanning Prostate SBRT Planning

Brandon Reber, David M. Routman, Doug J. Moseley, Hok Wan Chan Tseung, Jed E. Johnson, Jiasen Ma, Jing Qian, Mark Pepin, Xueyan Tang

arxiv:2606.11479 v1 · 2026-06-09 · 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{CX662EKG75AYXTH4XYYLDSCN5V}

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	2026-06-11T01:09:51.282195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15fded1146ff418bccfcbe30b1c84ded43f56bc2d92186d2544e1b81ac315596

Aliases

arxiv: 2606.11479 · arxiv_version: 2606.11479v1 · doi: 10.48550/arxiv.2606.11479 · pith_short_12: CX662EKG75AY · pith_short_16: CX662EKG75AYXTH4 · pith_short_8: CX662EKG

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/CX662EKG75AYXTH4XYYLDSCN5V \
  | 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: 15fded1146ff418bccfcbe30b1c84ded43f56bc2d92186d2544e1b81ac315596

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30b6ae3350f0cdd231cfbaf25c941f48525018320f2b14d2d52b7a1ed6365b20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2026-06-09T22:14:01Z",
    "title_canon_sha256": "e1dc8a6ebbda1712dd424c641f419d4901c6595f5d4a9a6ae20d131ce59ed86f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.11479",
    "kind": "arxiv",
    "version": 1
  }
}