Pith Number

pith:YLGQZYU6

pith:2013:YLGQZYU63HBMCGBLQTJUOLITTL

not attested not anchored not stored refs pending

Technologies for Delivery of Proton and Ion Beams for Radiotherapy

David Holder, Hywel Owen, Jose Alonso, Ranald MacKay

arxiv:1310.0237 v1 · 2013-10-01 · physics.acc-ph · 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{YLGQZYU63HBMCGBLQTJUOLITTL}

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	2026-05-18T01:47:17.452373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2cd0ce29ed9c2c1182b84d3472d139ad313f9a1ff01c0e52a04212b0c8b611f

Aliases

arxiv: 1310.0237 · arxiv_version: 1310.0237v1 · doi: 10.48550/arxiv.1310.0237 · pith_short_12: YLGQZYU63HBM · pith_short_16: YLGQZYU63HBMCGBL · pith_short_8: YLGQZYU6

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/YLGQZYU63HBMCGBLQTJUOLITTL \
  | 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: c2cd0ce29ed9c2c1182b84d3472d139ad313f9a1ff01c0e52a04212b0c8b611f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b57e46a35b08ee30147d9e21294440c1f3f4898c9a7061d8dfd8d7518515ddf3",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2013-10-01T10:59:50Z",
    "title_canon_sha256": "d8b5bb97bef573674b60630638ac3026658fadf3dbf716ebcec2d01634c9567a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0237",
    "kind": "arxiv",
    "version": 1
  }
}