Pith Number

pith:4HRQVBE3

pith:2019:4HRQVBE35IWNUB6AH2C27LNWBD

not attested not anchored not stored refs pending

MRI-only brain radiotherapy: assessing the dosimetric accuracy of synthetic CT images generated using a deep learning approach

Amir Owrangi, Dan Nguyen, Robert Timmerman, Samaneh Kazemifar, Sarah McGuire, Steve Jiang, Yang Park, Zabi Wardak

arxiv:1904.05789 v1 · 2019-04-11 · 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{4HRQVBE35IWNUB6AH2C27LNWBD}

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	2026-05-17T23:48:48.434340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1e30a849bea2cda07c03e85afadb608f432f157d0df4218690d858daa4fff9c

Aliases

arxiv: 1904.05789 · arxiv_version: 1904.05789v1 · doi: 10.48550/arxiv.1904.05789 · pith_short_12: 4HRQVBE35IWN · pith_short_16: 4HRQVBE35IWNUB6A · pith_short_8: 4HRQVBE3

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/4HRQVBE35IWNUB6AH2C27LNWBD \
  | 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: e1e30a849bea2cda07c03e85afadb608f432f157d0df4218690d858daa4fff9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "792c81b54e7e151f6438afc584601310864b49614d2b82f99dda06b25bad7f6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-04-11T15:44:46Z",
    "title_canon_sha256": "bc591f7d46a5bbd154710658d15b91ff1e4b320a67f52efa81523c70a12d0904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05789",
    "kind": "arxiv",
    "version": 1
  }
}