Pith Number

pith:XSLXJN6P

pith:2017:XSLXJN6PB74S6OYY42FFHDFFAT

not attested not anchored not stored refs pending

A framework for assumption-free assessment of imperfect geometry of a linac C-arms

A. Woszczyna, D. Kabat, M. Tulik, R. A. Kycia, Z. Lata{\l}a, Z. Tabor

arxiv:1711.11002 v1 · 2017-11-29 · 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{XSLXJN6PB74S6OYY42FFHDFFAT}

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	2026-05-17T23:49:53.082981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc9774b7cf0ff92f3b18e68a538ca504c0c3b3016e593a382509e523bf3dac44

Aliases

arxiv: 1711.11002 · arxiv_version: 1711.11002v1 · doi: 10.48550/arxiv.1711.11002 · pith_short_12: XSLXJN6PB74S · pith_short_16: XSLXJN6PB74S6OYY · pith_short_8: XSLXJN6P

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/XSLXJN6PB74S6OYY42FFHDFFAT \
  | 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: bc9774b7cf0ff92f3b18e68a538ca504c0c3b3016e593a382509e523bf3dac44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28cb4b4d130606de57151a45ac0db9bcec20c8342e9df8312de21a94e7725d15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2017-11-29T18:24:18Z",
    "title_canon_sha256": "f24b37a5a13e4a34d95eee86c0f2aae069f0e5c212e6ce8ba9a6f35b2b35a9b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.11002",
    "kind": "arxiv",
    "version": 1
  }
}