Pith Number

pith:HV2Y64XT

pith:2013:HV2Y64XTHB27XOSQJNL7P55XI7

not attested not anchored not stored refs pending

Monitor backscatter factors for the Varian 21EX and TrueBeam linear accelerators: measurements and Monte Carlo modeling

Eyad Alhakeem, Reid Townson, Sergei Zavgorodni

arxiv:1308.0367 v2 · 2013-08-01 · 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{HV2Y64XTHB27XOSQJNL7P55XI7}

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	2026-05-18T01:48:25.180806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d758f72f33875fbba504b57f7f7b747e49492b82561c1997fa81fc102565fd4

Aliases

arxiv: 1308.0367 · arxiv_version: 1308.0367v2 · doi: 10.48550/arxiv.1308.0367 · pith_short_12: HV2Y64XTHB27 · pith_short_16: HV2Y64XTHB27XOSQ · pith_short_8: HV2Y64XT

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/HV2Y64XTHB27XOSQJNL7P55XI7 \
  | 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: 3d758f72f33875fbba504b57f7f7b747e49492b82561c1997fa81fc102565fd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd7d0ea71759fb67781afd0e8ef1ce1412c1fd76dacc21c5d930002c87cbc265",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2013-08-01T22:12:52Z",
    "title_canon_sha256": "5fb44b02e87d5d34ec5fab476efe8a43121ab768fe3a00dd3a8ac16d8aa5783a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0367",
    "kind": "arxiv",
    "version": 2
  }
}