Pith Number

pith:JFELR7ZF

pith:2018:JFELR7ZFJLAHZLMTVHY4AAW4HH

not attested not anchored not stored refs pending

High Sensitivity Collimators for Optimising Lesion Detection in SPECT Images

Dominika \'Switlik, Jakub Pietrzak, Krzysztof Kacperski

arxiv:1806.11497 v1 · 2018-06-29 · 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{JFELR7ZFJLAHZLMTVHY4AAW4HH}

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	2026-05-18T00:12:01.697257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4948b8ff254ac07cad93a9f1c002dc39f9e70c1e2f01fae9d3ad016cb0fe19f8

Aliases

arxiv: 1806.11497 · arxiv_version: 1806.11497v1 · doi: 10.48550/arxiv.1806.11497 · pith_short_12: JFELR7ZFJLAH · pith_short_16: JFELR7ZFJLAHZLMT · pith_short_8: JFELR7ZF

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/JFELR7ZFJLAHZLMTVHY4AAW4HH \
  | 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: 4948b8ff254ac07cad93a9f1c002dc39f9e70c1e2f01fae9d3ad016cb0fe19f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b52fe26ce83a9665067ee5df8b96021d12b12afbf5d46b9708cd6c30161f628a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-06-29T15:56:25Z",
    "title_canon_sha256": "4f20c7b03e6522af8bd9fc9423b70e2a35989b2ee7db3aefb9e1f1f2922b485e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11497",
    "kind": "arxiv",
    "version": 1
  }
}