Pith Number

pith:6ZU2OYEM

pith:2026:6ZU2OYEMOLNVXPYPLZ7XG5UE7V

not attested not anchored not stored refs pending

Efficient Flow Matching for Sparse-View CT Reconstruction

Daniel M. Pelt, Jiayang Shi, K. Joost Batenburg, Lincen Yang, Tristan van Leeuwen, Zhong Li

arxiv:2603.00205 v2 · 2026-02-27 · eess.IV · cs.AI · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6ZU2OYEMOLNVXPYPLZ7XG5UE7V}

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	2026-07-07T02:19:48.309282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f669a7608c72db5bbf0f5e7f737684fd5b4288ad4fdd14fadd8060cc7f4ddd2d

Aliases

arxiv: 2603.00205 · arxiv_version: 2603.00205v2 · doi: 10.48550/arxiv.2603.00205 · pith_short_12: 6ZU2OYEMOLNV · pith_short_16: 6ZU2OYEMOLNVXPYP · pith_short_8: 6ZU2OYEM

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/6ZU2OYEMOLNVXPYPLZ7XG5UE7V \
  | 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: f669a7608c72db5bbf0f5e7f737684fd5b4288ad4fdd14fadd8060cc7f4ddd2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "703ea589d17e93753ba4f6de7bb98fc077817f417794f5241902c04c04b69a27",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2026-02-27T11:13:43Z",
    "title_canon_sha256": "bf7cfe82b5416ed7b6622ac9c3137afa323405780dba64b59db9c365e4aded3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.00205",
    "kind": "arxiv",
    "version": 2
  }
}