Pith Number

pith:RTNNJ4Q6

pith:2026:RTNNJ4Q6GVMED2QZRMEAQM26FF

not attested not anchored not stored refs pending

FedOT: Ownership Verification and Leakage Tracing via Watermarks for Federated LDMs

Jiaxu Miao, Wenlong Cheng, Yuan Gan, Yunqiu Xu

arxiv:2606.22875 v1 · 2026-06-22 · 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{RTNNJ4Q6GVMED2QZRMEAQM26FF}

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	2026-06-23T03:14:02.799957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cdad4f21e355841ea198b0808335e295ec78be930f642ba893b7d709e005a73

Aliases

arxiv: 2606.22875 · arxiv_version: 2606.22875v1 · doi: 10.48550/arxiv.2606.22875 · pith_short_12: RTNNJ4Q6GVME · pith_short_16: RTNNJ4Q6GVMED2QZ · pith_short_8: RTNNJ4Q6

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/RTNNJ4Q6GVMED2QZRMEAQM26FF \
  | 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: 8cdad4f21e355841ea198b0808335e295ec78be930f642ba893b7d709e005a73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb345853094f11120fdd409a9bf7ec0e2cdb951e33dfb74c59e7512b814d5dd2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-22T05:39:46Z",
    "title_canon_sha256": "a8927aab4d5bd8f4fda11e0934668cc975dfb190af6e632aa9d1098c3e151d17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22875",
    "kind": "arxiv",
    "version": 1
  }
}