Pith Number

pith:A5LHTOZU

pith:2018:A5LHTOZU3FNSPPINHP5R2V4INY

not attested not anchored not stored refs pending

Deconvolution-Based Backproject-Filter (BPF) Computed Tomography Image Reconstruction Method Using Deep Learning Technique

Dong Liang, Hairong Zheng, Jianwei Chen, Qiyang Zhang, Wei Shi, Yongshuai Ge, Zhanli Hu

arxiv:1807.01833 v1 · 2018-07-05 · 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{A5LHTOZU3FNSPPINHP5R2V4INY}

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	2026-05-18T00:11:28.539136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

075679bb34d95b27bd0d3bfb1d57886e263b20edbe793752ea4cb22b2b26d2e8

Aliases

arxiv: 1807.01833 · arxiv_version: 1807.01833v1 · doi: 10.48550/arxiv.1807.01833 · pith_short_12: A5LHTOZU3FNS · pith_short_16: A5LHTOZU3FNSPPIN · pith_short_8: A5LHTOZU

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/A5LHTOZU3FNSPPINHP5R2V4INY \
  | 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: 075679bb34d95b27bd0d3bfb1d57886e263b20edbe793752ea4cb22b2b26d2e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b639ab96e2b4c3fbb8d495078bcdb6adfa22b47b4033e3ada03c4c86a5a70097",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-07-05T03:15:19Z",
    "title_canon_sha256": "1de37cef85a0bb1545bd72ad74714b000eefc2289f46a8aa613521a184555ba0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01833",
    "kind": "arxiv",
    "version": 1
  }
}