Pith Number

pith:QUPYGXQK

pith:2026:QUPYGXQKQE2PSSFERYTELSTBXT

not attested not anchored not stored refs pending

Efficient and Accurate Image Reconstruction for Geometric-Inconsistent Multispectral CT with Ray-Dependent Energy Spectra

Chong Chen, Ziqiang Zhang

arxiv:2606.20395 v1 · 2026-06-18 · 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{QUPYGXQKQE2PSSFERYTELSTBXT}

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	2026-06-19T16:13:11.472966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

851f835e0a8134f948a48e2645ca61bcf80b6a89df7b30733c28e713ab850a02

Aliases

arxiv: 2606.20395 · arxiv_version: 2606.20395v1 · doi: 10.48550/arxiv.2606.20395 · pith_short_12: QUPYGXQKQE2P · pith_short_16: QUPYGXQKQE2PSSFE · pith_short_8: QUPYGXQK

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/QUPYGXQKQE2PSSFERYTELSTBXT \
  | 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: 851f835e0a8134f948a48e2645ca61bcf80b6a89df7b30733c28e713ab850a02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "087117ef03f4f33ac77e6f5f9cc26ca8bcc8584f34627f0087e8aea853390dbc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2026-06-18T15:48:26Z",
    "title_canon_sha256": "08c518109e74bc461b6c01836df228175250e4e29c8c6df42c15288f5d04e930"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20395",
    "kind": "arxiv",
    "version": 1
  }
}