Pith Number

pith:AXUPAPJK

pith:2026:AXUPAPJKVXL6BGNVBZJBWQMZCM

not attested not anchored not stored refs pending

UltraStar: Semantic-Aware Star Graph Modeling for Echocardiography Navigation

Chenxi Li, Diwen Wang, Gao Huang, Haojun Jiang, Shiji Song, Teng Wang, Yihang Tang, Yujiao Deng, Zhenguo Sun

arxiv:2603.01461 v2 · 2026-03-02 · 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{AXUPAPJKVXL6BGNVBZJBWQMZCM}

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	2026-06-26T01:15:49.978529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05e8f03d2aadd7e099b50e521b4199130e589c65ef67307206fccda9b32dc398

Aliases

arxiv: 2603.01461 · arxiv_version: 2603.01461v2 · doi: 10.48550/arxiv.2603.01461 · pith_short_12: AXUPAPJKVXL6 · pith_short_16: AXUPAPJKVXL6BGNV · pith_short_8: AXUPAPJK

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/AXUPAPJKVXL6BGNVBZJBWQMZCM \
  | 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: 05e8f03d2aadd7e099b50e521b4199130e589c65ef67307206fccda9b32dc398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a60003de54bcb69dd0adbd0c1deaaef48b2f570381569f06d25233b5c2a8fb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-03-02T05:21:06Z",
    "title_canon_sha256": "9b6818b4b952d123876306d2b1883c0cfcc14d16a6166c8099ab2e654cd20062"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.01461",
    "kind": "arxiv",
    "version": 2
  }
}