Pith Number

pith:N7MQOJTQ

pith:2026:N7MQOJTQNGMY5LRUWOUYM4WSHG

not attested not anchored not stored refs pending

Understanding Task Aggregation for Generalizable Ultrasound Foundation Models

Amelia Jim\'enez-S\'anchez, Fangyijie Wang, Gu\'enol\'e Silvestre, Jieyun Bai, Karim Lekadir, Kathleen M. Curran, Tanya Akumu, Vien Ngoc Dang

arxiv:2603.18123 v3 · 2026-03-18 · eess.IV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7MQOJTQNGMY5LRUWOUYM4WSHG}

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	2026-05-25T02:01:17.673764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fd907267069998eae34b3a98672d239a608ed7a274c211001ba378f766424d8

Aliases

arxiv: 2603.18123 · arxiv_version: 2603.18123v3 · doi: 10.48550/arxiv.2603.18123 · pith_short_12: N7MQOJTQNGMY · pith_short_16: N7MQOJTQNGMY5LRU · pith_short_8: N7MQOJTQ

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/N7MQOJTQNGMY5LRUWOUYM4WSHG \
  | 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: 6fd907267069998eae34b3a98672d239a608ed7a274c211001ba378f766424d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e095025548b955edd43bb32292fbbc4fda34536175b3752f225dace4075497b2",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2026-03-18T16:43:43Z",
    "title_canon_sha256": "f95bc64c91491020ebeac70595bdafcad504504e7ddb8eb9dcae4bf103b0735e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.18123",
    "kind": "arxiv",
    "version": 3
  }
}