Pith Number

pith:SPVOUNWT

pith:2017:SPVOUNWTZXMJSP5ATUZLOTTTT7

not attested not anchored not stored refs pending

Model-based Iterative Reconstruction for Flat-Panel Cone-Beam CT with Focal Spot Blur, Detector Blur, and Correlated Noise

Jeffrey H. Siewerdsen, J. Webster Stayman, Steven Tilley II

arxiv:1706.05418 v1 · 2017-06-14 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPVOUNWTZXMJSP5ATUZLOTTTT7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:42:11.689113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93eaea36d3cdd8993fa09d32b74e739fe9feee02f4726a715c09a521972fb8f8

Aliases

arxiv: 1706.05418 · arxiv_version: 1706.05418v1 · doi: 10.48550/arxiv.1706.05418 · pith_short_12: SPVOUNWTZXMJ · pith_short_16: SPVOUNWTZXMJSP5A · pith_short_8: SPVOUNWT

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/SPVOUNWTZXMJSP5ATUZLOTTTT7 \
  | 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: 93eaea36d3cdd8993fa09d32b74e739fe9feee02f4726a715c09a521972fb8f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9a58f757c7cfdd87f1d06e6ef0d1d09936070dda3977067243ce577b21e7a1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2017-06-14T13:05:58Z",
    "title_canon_sha256": "8e9fc14ee94d975591b54e405ef8bf7fd59ab80bb5dfbf90a6983d50bd18963e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05418",
    "kind": "arxiv",
    "version": 1
  }
}