Pith Number

pith:A57A6KPW

pith:2019:A57A6KPW5AXSHJQSKXNRECC3XE

not attested not anchored not stored refs pending

Dual-energy CT imaging using a single-energy CT data is feasible via deep learning

Kai Cheng, Lei Xing, Liyue Shen, Mengyu Jia, Peng Gao, Tianling Lv, Wei Zhao, Xianjin Dai, Yang Chen

arxiv:1906.04874 v3 · 2019-06-12 · 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{A57A6KPW5AXSHJQSKXNRECC3XE}

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	2026-07-05T00:16:04.234462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

077e0f29f6e82f23a61255db12085bb9190b8fccc2908e3f1d5de49da79b1c08

Aliases

arxiv: 1906.04874 · arxiv_version: 1906.04874v3 · doi: 10.48550/arxiv.1906.04874 · pith_short_12: A57A6KPW5AXS · pith_short_16: A57A6KPW5AXSHJQS · pith_short_8: A57A6KPW

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/A57A6KPW5AXSHJQSKXNRECC3XE \
  | 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: 077e0f29f6e82f23a61255db12085bb9190b8fccc2908e3f1d5de49da79b1c08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4836659476aea2f3976e18eae5eb1cf5dafa62b9de5104f2837563e0665c2de1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-06-12T01:21:59Z",
    "title_canon_sha256": "bdec14c15cbb6330e591e7b105cf17cfed5406ceb7a3d1871643c37711941614"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04874",
    "kind": "arxiv",
    "version": 3
  }
}