Pith Number

pith:JKO4MQS2

pith:2018:JKO4MQS2XFHFPUIVRLCZ5NIY7A

not attested not anchored not stored refs pending

A study of the irradiation technique used for the external beam radiotherapy of retinoblastoma

A. Fl\"uhs, A.M. Lallena, J. Sempau, L. Brualla, P.A. Mayorga, W. Sauerwein

arxiv:1809.09161 v1 · 2018-09-24 · 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{JKO4MQS2XFHFPUIVRLCZ5NIY7A}

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	2026-05-18T00:04:54.113690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a9dc6425ab94e57d1158ac59eb518f8267fce48536be5ed9203780a513a6cca

Aliases

arxiv: 1809.09161 · arxiv_version: 1809.09161v1 · doi: 10.48550/arxiv.1809.09161 · pith_short_12: JKO4MQS2XFHF · pith_short_16: JKO4MQS2XFHFPUIV · pith_short_8: JKO4MQS2

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/JKO4MQS2XFHFPUIVRLCZ5NIY7A \
  | 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: 4a9dc6425ab94e57d1158ac59eb518f8267fce48536be5ed9203780a513a6cca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09d0266aabbcaeadd76520226259b3b06551647af4a87d9d0267f83992086e36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-09-24T18:51:01Z",
    "title_canon_sha256": "5d57fc1b77af47e1be3257f62a1b02ffc174b28ab49aa351480426d567a09872"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09161",
    "kind": "arxiv",
    "version": 1
  }
}