Pith Number

pith:ZDFMPGQ7

pith:2015:ZDFMPGQ7XHWS5N4WZDEKESQMRB

not attested not anchored not stored refs pending

Comparison of Pencil beam, Collapsed cone and Monte-Carlo algorithm in radiotherapy treatment planning for 6 MV photon

Dong Ho Kim, Sung Jin Kim, Sung Kyu Kim

arxiv:1503.03224 v1 · 2015-03-11 · 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{ZDFMPGQ7XHWS5N4WZDEKESQMRB}

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	2026-05-18T02:25:04.053858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8cac79a1fb9ed2eb796c8c8a24a0c88502b452baf0dc550a2b140c1165ac3af

Aliases

arxiv: 1503.03224 · arxiv_version: 1503.03224v1 · doi: 10.48550/arxiv.1503.03224 · pith_short_12: ZDFMPGQ7XHWS · pith_short_16: ZDFMPGQ7XHWS5N4W · pith_short_8: ZDFMPGQ7

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/ZDFMPGQ7XHWS5N4WZDEKESQMRB \
  | 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: c8cac79a1fb9ed2eb796c8c8a24a0c88502b452baf0dc550a2b140c1165ac3af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89253c2d2498901d5084858b080881e156ba6cdd99197d4c41535391c43dbbc3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2015-03-11T09:05:35Z",
    "title_canon_sha256": "1d3d668ee3699f27ecb286e9546767e994e1a4b67c81dfa232d18a877cbad9c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03224",
    "kind": "arxiv",
    "version": 1
  }
}