Pith Number

pith:KFPNQFBR

pith:2025:KFPNQFBRYPOP4TZUBM6BMR7ES7

not attested not anchored not stored refs pending

Nonperiodic dynamic CT reconstruction using backward-warping INR with regularization of diffeomorphism (BIRD)

Guotao Quan, Le Shen, Liang Li, Li Zhang, Muge Du, Wenying Wang, Wuliang Shi, Yinong Liu, Yuxiang Xing, Zhuozhao Zheng

arxiv:2505.03463 v1 · 2025-05-06 · cs.CV · 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{KFPNQFBRYPOP4TZUBM6BMR7ES7}

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	2026-07-05T10:59:16.628509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

515ed81431c3dcfe4f340b3c1647e497ed98ed206ee8b5af4eb8441c3060385e

Aliases

arxiv: 2505.03463 · arxiv_version: 2505.03463v1 · doi: 10.48550/arxiv.2505.03463 · pith_short_12: KFPNQFBRYPOP · pith_short_16: KFPNQFBRYPOP4TZU · pith_short_8: KFPNQFBR

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/KFPNQFBRYPOP4TZUBM6BMR7ES7 \
  | 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: 515ed81431c3dcfe4f340b3c1647e497ed98ed206ee8b5af4eb8441c3060385e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2603424e2cbf6ae55a1ce7a121aa5f46a1d8540ecb7ea716cc9d37aeb8862168",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-05-06T12:01:40Z",
    "title_canon_sha256": "27d1799895b1defff529066e037cfa848f87ca9299aa13321117d45dc89e6bf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03463",
    "kind": "arxiv",
    "version": 1
  }
}