Pith Number

pith:6UDCAXKB

pith:2015:6UDCAXKBPH6Q7P4WVZZ6GKWCQ3

not attested not anchored not stored refs pending

Evaluation of Elekta SymmetryTM 4D IGRT system by using moving lung phantom

Chul Seung Kay, Gi-Woong Lee, Hong Seok Jang, Hun-Joo Shin, Jae-Hyuk Seo, Ki-Mun Kang, Shin-Wook Kim, Young-nam Kang

arxiv:1503.03220 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{6UDCAXKBPH6Q7P4WVZZ6GKWCQ3}

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	2026-05-18T02:25:04.069334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f506205d4179fd0fbf96ae73e32ac286f780bb37b2b6c7828c8f68a028831f60

Aliases

arxiv: 1503.03220 · arxiv_version: 1503.03220v1 · doi: 10.48550/arxiv.1503.03220 · pith_short_12: 6UDCAXKBPH6Q · pith_short_16: 6UDCAXKBPH6Q7P4W · pith_short_8: 6UDCAXKB

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/6UDCAXKBPH6Q7P4WVZZ6GKWCQ3 \
  | 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: f506205d4179fd0fbf96ae73e32ac286f780bb37b2b6c7828c8f68a028831f60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fb7f97fd93ec0f28cd3f11f4dd84c61ddb9b76efd0463795a74d621bb53c4f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2015-03-11T08:56:42Z",
    "title_canon_sha256": "56d82d1ad4d1e1fd6d57bda65049c3d7c70a8476b57f769a245fecca394d5580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03220",
    "kind": "arxiv",
    "version": 1
  }
}