Pith Number

pith:UNX3N5HS

pith:2019:UNX3N5HSCWXEU6MSRMDNIHMVMM

not attested not anchored not stored refs pending

Fast Statistical Iterative Reconstruction for MVCT in TomoTherapy

Akihiro Haga, Calvin Maurer, Edward Chao, Kanabu Nawa, Keiichi Nakagawa, Masahiro Nakano, Sho Ozaki, Taiki Magome, Takahiro Nakamoto, Takeshi Ohta, Yuki Nozawa

arxiv:1903.10088 v1 · 2019-03-25 · 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{UNX3N5HSCWXEU6MSRMDNIHMVMM}

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	2026-05-17T23:50:32.922421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a36fb6f4f215ae4a79928b06d41d956302ccf0e003745e2a78d10d112d4dd47b

Aliases

arxiv: 1903.10088 · arxiv_version: 1903.10088v1 · doi: 10.48550/arxiv.1903.10088 · pith_short_12: UNX3N5HSCWXE · pith_short_16: UNX3N5HSCWXEU6MS · pith_short_8: UNX3N5HS

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/UNX3N5HSCWXEU6MSRMDNIHMVMM \
  | 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: a36fb6f4f215ae4a79928b06d41d956302ccf0e003745e2a78d10d112d4dd47b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "594265cdf95de95537c9732c18377674203389658ac92ae31bc0ac2cb7feadb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-03-25T00:37:11Z",
    "title_canon_sha256": "3d312ad19fee4b2f88053851bfbca91d91fb7a74a0aa449d6b2a7c046543a73f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10088",
    "kind": "arxiv",
    "version": 1
  }
}