Pith Number

pith:YV4ZJLNL

pith:2024:YV4ZJLNL5JRIRORT7XV4PGN23I

not attested not anchored not stored refs pending

Explanations of MTF discrepancy in grating-based X-ray differential phase contrast CT imaging

Dong Liang, Hairong Zheng, Jiecheng Yang, Peiping Zhu, Yongshuai Ge, Yuhang Tan

arxiv:2404.08882 v1 · 2024-04-13 · physics.med-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YV4ZJLNL5JRIRORT7XV4PGN23I}

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	2026-07-05T08:07:41.630086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c57994adabea6288ba33fdebc799bada24b2118b55eb0fc97ebe19c16292a50b

Aliases

arxiv: 2404.08882 · arxiv_version: 2404.08882v1 · doi: 10.48550/arxiv.2404.08882 · pith_short_12: YV4ZJLNL5JRI · pith_short_16: YV4ZJLNL5JRIRORT · pith_short_8: YV4ZJLNL

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/YV4ZJLNL5JRIRORT7XV4PGN23I \
  | 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: c57994adabea6288ba33fdebc799bada24b2118b55eb0fc97ebe19c16292a50b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bb0b26b81e3eeca1dbfa246b32c9a9f8c9572b0b4c28927000caba599f2280e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2024-04-13T03:03:22Z",
    "title_canon_sha256": "fa75739893a39670b5725abfd7bc3af0e28c84dad373220fb297545509caaa09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.08882",
    "kind": "arxiv",
    "version": 1
  }
}