Pith Number

pith:3GKNOMLV

pith:2026:3GKNOMLVSFXDJ37VPZKKS6ILKF

not attested not anchored not stored refs pending

FM$^2$: Unified Federated Foundation Models for Heterogeneous Multimodal Medical Imaging

Shengchao Chen, Ting Shu

arxiv:2607.13386 v1 · 2026-07-15 · 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{3GKNOMLVSFXDJ37VPZKKS6ILKF}

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	2026-07-16T00:22:15.102249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d994d73175916e34eff57e54a9790b516b872c96064e2c2dd3d18ef02347c1e7

Aliases

arxiv: 2607.13386 · arxiv_version: 2607.13386v1 · doi: 10.48550/arxiv.2607.13386 · pith_short_12: 3GKNOMLVSFXD · pith_short_16: 3GKNOMLVSFXDJ37V · pith_short_8: 3GKNOMLV

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/3GKNOMLVSFXDJ37VPZKKS6ILKF \
  | 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: d994d73175916e34eff57e54a9790b516b872c96064e2c2dd3d18ef02347c1e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b67f1591911c9fe5b04cb6f91005b2c30d282dbeb21e0e9580a6b8db633e7357",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-15T02:28:46Z",
    "title_canon_sha256": "e14d14c10e9f09d2dc0b50028e6d6e553e6dbddfe4b64f750a46c2c77e03cb75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.13386",
    "kind": "arxiv",
    "version": 1
  }
}