Pith Number

pith:VQSCJW2J

pith:2025:VQSCJW2JVTUT3NJFD2SNJ44LJV

not attested not anchored not stored refs pending

A Learnt Half-Quadratic Splitting-Based Algorithm for Fast and High-Quality Industrial Cone-beam CT Reconstruction

Amirkoushyar Ziabari, Aniket Pramanik, Obaidullah Rahman, Singanallur V. Venkatakrishnan

arxiv:2501.13128 v1 · 2025-01-21 · eess.IV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQSCJW2JVTUT3NJFD2SNJ44LJV}

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	2026-07-05T10:04:23.830705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac2424db49ace93db5251ea4d4f38b4d45aff7ef06eac177b36433f035815528

Aliases

arxiv: 2501.13128 · arxiv_version: 2501.13128v1 · doi: 10.48550/arxiv.2501.13128 · pith_short_12: VQSCJW2JVTUT · pith_short_16: VQSCJW2JVTUT3NJF · pith_short_8: VQSCJW2J

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/VQSCJW2JVTUT3NJFD2SNJ44LJV \
  | 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: ac2424db49ace93db5251ea4d4f38b4d45aff7ef06eac177b36433f035815528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e37208b7cb0f8ff35739df2723592e57072ed7584139904aacadc3a233ef13c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-01-21T19:15:34Z",
    "title_canon_sha256": "a8840842c56a1b82b35cb9d7c5d772b6724465994f18bd87050ca4526f4f2fdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13128",
    "kind": "arxiv",
    "version": 1
  }
}