Pith Number

pith:IMR4YQCB

pith:2022:IMR4YQCBEFBBAYCS2AB4VFGSBH

not attested not anchored not stored refs pending

FedStack: Personalized activity monitoring using stacked federated learning

Niall Higgins, Raj Gururajan, Thanveer Shaik, U Rajendra Acharya, Xiaohui Tao, Xujuan Zhou, Yuefeng Li

arxiv:2209.13080 v1 · 2022-09-27 · cs.LG · 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{IMR4YQCBEFBBAYCS2AB4VFGSBH}

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	2026-07-05T05:01:41.619588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4323cc40412142106052d003ca94d209c68282d0c1d88b0242ee4dce79303453

Aliases

arxiv: 2209.13080 · arxiv_version: 2209.13080v1 · doi: 10.48550/arxiv.2209.13080 · pith_short_12: IMR4YQCBEFBB · pith_short_16: IMR4YQCBEFBBAYCS · pith_short_8: IMR4YQCB

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/IMR4YQCBEFBBAYCS2AB4VFGSBH \
  | 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: 4323cc40412142106052d003ca94d209c68282d0c1d88b0242ee4dce79303453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ea7b032acb3905bedbc46b593071ee04ab9c35b640b9ea01fb5e2779254d0e8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-09-27T00:12:44Z",
    "title_canon_sha256": "bdb8b69acd4c5eb77d0f9b99df69302ed943a994606b05899f325c873b3fc5ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.13080",
    "kind": "arxiv",
    "version": 1
  }
}