Pith Number

pith:2WCLLZPX

pith:2012:2WCLLZPXRTQVVJGCDTFE6KOMU2

not attested not anchored not stored refs pending

Investigation of the signature of lung tissue in X-ray grating-based phase-contrast imaging

Andr\'e Ritter, Florian Bayer, Georg Pelzer, Gisela Anton, Jan Matthias Braun, Jens Rieger, J\"urgen Durst, Lukas Wucherer, Thilo Michel, Thomas Weber, Wilhelm Haas

arxiv:1212.5031 v1 · 2012-12-20 · physics.med-ph · physics.bio-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{2WCLLZPXRTQVVJGCDTFE6KOMU2}

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	2026-05-18T03:38:04.081129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d584b5e5f78ce15aa4c21cca4f29cca6a2912f3b1bdff47797af612c5bd8725f

Aliases

arxiv: 1212.5031 · arxiv_version: 1212.5031v1 · doi: 10.48550/arxiv.1212.5031 · pith_short_12: 2WCLLZPXRTQV · pith_short_16: 2WCLLZPXRTQVVJGC · pith_short_8: 2WCLLZPX

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/2WCLLZPXRTQVVJGCDTFE6KOMU2 \
  | 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: d584b5e5f78ce15aa4c21cca4f29cca6a2912f3b1bdff47797af612c5bd8725f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fb9aebdeadb05678b24671ace80d2f6782426feda2d368a356f965c76633a08",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2012-12-20T13:40:52Z",
    "title_canon_sha256": "f1724eb13ff65b3e05cdacdd988b5566c8a28b6419e033f242553631dc5edae0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5031",
    "kind": "arxiv",
    "version": 1
  }
}