Pith Number

pith:RSAZJ7CX

pith:2026:RSAZJ7CX6FGZB4CIBCJI563EUL

not attested not anchored not stored refs pending

Bi-PT: Bidirectional Cross-Attention Point Transformers for Four-Chamber Heart Reconstruction from Sparse Cardiac MRI Data

Chenchuhui Hu, Leon Axel, Meng Ye, Shaoming Pan

arxiv:2607.06923 v1 · 2026-07-08 · 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{RSAZJ7CX6FGZB4CIBCJI563EUL}

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	2026-07-09T00:19:40.146502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c8194fc57f14d90f04808928efb64a2d06422721a2cb03d8ffdf52bd2543ffb

Aliases

arxiv: 2607.06923 · arxiv_version: 2607.06923v1 · doi: 10.48550/arxiv.2607.06923 · pith_short_12: RSAZJ7CX6FGZ · pith_short_16: RSAZJ7CX6FGZB4CI · pith_short_8: RSAZJ7CX

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/RSAZJ7CX6FGZB4CIBCJI563EUL \
  | 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: 8c8194fc57f14d90f04808928efb64a2d06422721a2cb03d8ffdf52bd2543ffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d0dae1b27ac0869a9ca8598b0e6840995c3e3f6f4aa59cbdff9e79d31ba5530",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-08T02:37:55Z",
    "title_canon_sha256": "24d156a290b6ce7a4686b66b2819d602ebb29372a12bae267d21385be8b089d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06923",
    "kind": "arxiv",
    "version": 1
  }
}