Pith Number

pith:2KPGUKTV

pith:2017:2KPGUKTVMZF4IYERURWLCMBT2B

not attested not anchored not stored refs pending

Alignment Theory of Parallel-beam CT Image Reconstruction for Elastic-type Objects using Virtual Focusing Method

DongWook Kim, Kyungtaek Jun

arxiv:1704.03799 v2 · 2017-04-12 · physics.comp-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{2KPGUKTVMZF4IYERURWLCMBT2B}

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	2026-05-18T00:11:43.749985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d29e6a2a75664bc46091a46cb13033d04952ebd819965fa25917735c1b4ce580

Aliases

arxiv: 1704.03799 · arxiv_version: 1704.03799v2 · doi: 10.48550/arxiv.1704.03799 · pith_short_12: 2KPGUKTVMZF4 · pith_short_16: 2KPGUKTVMZF4IYER · pith_short_8: 2KPGUKTV

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/2KPGUKTVMZF4IYERURWLCMBT2B \
  | 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: d29e6a2a75664bc46091a46cb13033d04952ebd819965fa25917735c1b4ce580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f3aa23fa6a53a0d413cb525483f8bc853a287ea000049f350f7973342b21fd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2017-04-12T15:30:57Z",
    "title_canon_sha256": "a6ef0a92db4ec59ad9b390940b77912d54bdd3d804f986218b66c39a4b24bd16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03799",
    "kind": "arxiv",
    "version": 2
  }
}