Pith Number

pith:7NRTNMDY

pith:2015:7NRTNMDY4Y3CLBHCEAFLKZEY4I

not attested not anchored not stored refs pending

Iterative reconstruction of the detector response for medical gamma cameras

A. Morozov, F. Alves, F. Neves, R. Martins, V. Chepel, V. Domingos, V. Solovov

arxiv:1501.07310 v1 · 2015-01-28 · physics.med-ph · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NRTNMDY4Y3CLBHCEAFLKZEY4I}

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	2026-05-18T01:55:07.201160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb6336b078e6362584e2200ab56498e22611c82dc9c0af2017c75cb4ad13ac3f

Aliases

arxiv: 1501.07310 · arxiv_version: 1501.07310v1 · doi: 10.48550/arxiv.1501.07310 · pith_short_12: 7NRTNMDY4Y3C · pith_short_16: 7NRTNMDY4Y3CLBHC · pith_short_8: 7NRTNMDY

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/7NRTNMDY4Y3CLBHCEAFLKZEY4I \
  | 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: fb6336b078e6362584e2200ab56498e22611c82dc9c0af2017c75cb4ad13ac3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fd4d625dbc2326f623079b382f79e918a6fb987bf06b35af15a3403cf59f124",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2015-01-28T23:26:49Z",
    "title_canon_sha256": "e4f2734f364f91626723df9849639aefba102afb06fb38a8764cb3761a9b8b08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07310",
    "kind": "arxiv",
    "version": 1
  }
}