Pith Number

pith:D2KAESG2

pith:2022:D2KAESG2JRHCO7266MDSMDDOMU

not attested not anchored not stored refs pending

Universal and dynamic ridge filter for pencil beam scanning particle therapy: novel concept for ultra-fast treatment delivery

Antony John Lomax, Damien Charles Weber, David Meer, Isabella Colizzi, Oxana Actis, Serena Psoroulas, Vivek Maradia

arxiv:2208.06716 v1 · 2022-08-13 · physics.med-ph · physics.app-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{D2KAESG2JRHCO7266MDSMDDOMU}

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	2026-07-05T05:10:09.432781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e940248da4c4e277f5ef307260c6e653eaaa5d491906e9317574b07cd3c77c5

Aliases

arxiv: 2208.06716 · arxiv_version: 2208.06716v1 · doi: 10.48550/arxiv.2208.06716 · pith_short_12: D2KAESG2JRHC · pith_short_16: D2KAESG2JRHCO726 · pith_short_8: D2KAESG2

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/D2KAESG2JRHCO7266MDSMDDOMU \
  | 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: 1e940248da4c4e277f5ef307260c6e653eaaa5d491906e9317574b07cd3c77c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd3a2830ed8064b7df1e92f7b0c7ba70b6d8ee5232f73bc4b47c05ac35b3e4cc",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2022-08-13T19:41:13Z",
    "title_canon_sha256": "0ebc22bce8926b1da2fe34546b0a9253d79f0662fcac667c0ccfd02fd4ec65cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.06716",
    "kind": "arxiv",
    "version": 1
  }
}