Pith Number

pith:L57YDLMY

pith:2020:L57YDLMYR3NNHGXMMPYP6H7A53

not attested not anchored not stored refs pending

Multispectral Photon-Counting for Medical Imaging and Beam Characterization

A. G\"adda, A. Winkler, E. Br\"ucken, H. Petrow, I. Ninc\u{a}, J. H\"ark\"onen, J. Ott, J. Tikkanen, L. Martikainen, M. Emzir, M. Golovleva, P. Luukka, R. Hostettler, S. Bharthuar, S. Kirschenmann, S. S\"arkk\"a, T. Naaranoja, T. Siiskonen, T. Tuuva, V. Litichevskyi, Z. Purisha

arxiv:2001.02726 v2 · 2020-01-08 · physics.ins-det · 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{L57YDLMYR3NNHGXMMPYP6H7A53}

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	2026-07-05T00:42:34.012800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f7f81ad988edad39aec63f0ff1fe0eeecf423bbc5db410cd4fab89f9bf2026e

Aliases

arxiv: 2001.02726 · arxiv_version: 2001.02726v2 · doi: 10.48550/arxiv.2001.02726 · pith_short_12: L57YDLMYR3NN · pith_short_16: L57YDLMYR3NNHGXM · pith_short_8: L57YDLMY

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/L57YDLMYR3NNHGXMMPYP6H7A53 \
  | 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: 5f7f81ad988edad39aec63f0ff1fe0eeecf423bbc5db410cd4fab89f9bf2026e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be49d2169025f394fced05c9fb82f89d5c896c919a0ba4dcb7e03c5d285da843",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2020-01-08T20:28:22Z",
    "title_canon_sha256": "b39d8d91cd7b4c63eb7a330a5cae916ab82cd881551fc536c2e6ed556519dc83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02726",
    "kind": "arxiv",
    "version": 2
  }
}