Pith Number

pith:A6HJPSG3

pith:2017:A6HJPSG3V6NXO6UTEJPJ6UAQFW

not attested not anchored not stored refs pending

PWLS-ULTRA: An Efficient Clustering and Learning-Based Approach for Low-Dose 3D CT Image Reconstruction

Jeffrey A. Fessler, Saiprasad Ravishankar, Xuehang Zheng, Yong Long

arxiv:1703.09165 v3 · 2017-03-27 · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A6HJPSG3V6NXO6UTEJPJ6UAQFW}

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	2026-05-17T23:43:28.695946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

078e97c8dbaf9b777a93225e9f50102d92e50c2db36f524838c61e758f4c54b3

Aliases

arxiv: 1703.09165 · arxiv_version: 1703.09165v3 · doi: 10.48550/arxiv.1703.09165 · pith_short_12: A6HJPSG3V6NX · pith_short_16: A6HJPSG3V6NXO6UT · pith_short_8: A6HJPSG3

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/A6HJPSG3V6NXO6UTEJPJ6UAQFW \
  | 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: 078e97c8dbaf9b777a93225e9f50102d92e50c2db36f524838c61e758f4c54b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bece260e3f3094b9fc36f8d1990b91854d20187ebd03530fe5fcaebb79dc2fd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-03-27T16:16:35Z",
    "title_canon_sha256": "5b6710bbcf5e0aa6c79118eedae743b1b6ef4834a7dd73f20b1f18bdedf17c01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09165",
    "kind": "arxiv",
    "version": 3
  }
}