Pith Number

pith:2MKWE5RN

pith:2025:2MKWE5RNSPLMZOQUXYJHUY3SLB

not attested not anchored not stored refs pending

Signal-to-noise and spatial resolution in in-line imaging. 2. Phase-contrast tomography

A. Maksimenko, D. M. Paganin, H. M. Quiney, K. M. Pavlov, T. E. Gureyev

arxiv:2506.20277 v3 · 2025-06-25 · 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{2MKWE5RNSPLMZOQUXYJHUY3SLB}

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	2026-07-05T11:32:32.107266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d31562762d93d6ccba14be127a637258714db81df414210509e95e7dc57bd23f

Aliases

arxiv: 2506.20277 · arxiv_version: 2506.20277v3 · doi: 10.48550/arxiv.2506.20277 · pith_short_12: 2MKWE5RNSPLM · pith_short_16: 2MKWE5RNSPLMZOQU · pith_short_8: 2MKWE5RN

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/2MKWE5RNSPLMZOQUXYJHUY3SLB \
  | 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: d31562762d93d6ccba14be127a637258714db81df414210509e95e7dc57bd23f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "707b8a6062160036a7eefeb1e48d2514d9e45ae44c1689e48e5669253fb0096b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2025-06-25T09:39:59Z",
    "title_canon_sha256": "f938e93b068eed2f1c27ad8045bb28a14c7c3ce5a42966f36506b0e3bb8444de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20277",
    "kind": "arxiv",
    "version": 3
  }
}