Pith Number

pith:CYITZRKI

pith:2017:CYITZRKIH4VDSSVUHECJPQQAYU

not attested not anchored not stored refs pending

Segmentation-Free X-ray Energy Spectrum Estimation for Computed Tomography Using Dual-Energy Material Decomposition

Lei Xing, Qingguo Xie, Qiude Zhang, Tianye Niu, Wei Zhao

arxiv:1706.04057 v1 · 2017-06-09 · 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{CYITZRKIH4VDSSVUHECJPQQAYU}

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	2026-05-18T00:42:24.608716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16113cc5483f2a394ab4390497c200c53522ed8c8857e36edb8e7bb58984f138

Aliases

arxiv: 1706.04057 · arxiv_version: 1706.04057v1 · doi: 10.48550/arxiv.1706.04057 · pith_short_12: CYITZRKIH4VD · pith_short_16: CYITZRKIH4VDSSVU · pith_short_8: CYITZRKI

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/CYITZRKIH4VDSSVUHECJPQQAYU \
  | 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: 16113cc5483f2a394ab4390497c200c53522ed8c8857e36edb8e7bb58984f138

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cc934ba8cf8734ae8ffb36104eda6eb2e78941b148cd47ff5d19815c28b056d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2017-06-09T21:01:37Z",
    "title_canon_sha256": "a852407b09ea33ae7ada16ccaba3e1f0a243e156d616e2e64edcf553aeabb094"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04057",
    "kind": "arxiv",
    "version": 1
  }
}