Pith Number

pith:YG2Y3OGI

pith:2021:YG2Y3OGIYE6FSE2E2DHLEKXM3Y

not attested not anchored not stored refs pending

Blockchain-based Trustworthy Federated Learning Architecture

Chen Wang, Hye-Young Paik, Liming Zhu, Qinghua Lu, Sin Kit Lo, Xiwei Xu, Yue Liu

arxiv:2108.06912 v2 · 2021-08-16 · 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{YG2Y3OGIYE6FSE2E2DHLEKXM3Y}

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	2026-07-05T03:27:04.272723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1b58db8c8c13c591344d0ceb22aecde27cb64b977c57857b31889fb0672ef1c

Aliases

arxiv: 2108.06912 · arxiv_version: 2108.06912v2 · doi: 10.48550/arxiv.2108.06912 · pith_short_12: YG2Y3OGIYE6F · pith_short_16: YG2Y3OGIYE6FSE2E · pith_short_8: YG2Y3OGI

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/YG2Y3OGIYE6FSE2E2DHLEKXM3Y \
  | 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: c1b58db8c8c13c591344d0ceb22aecde27cb64b977c57857b31889fb0672ef1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7034059a7dbfc09f392bfefdaafea051a40622284580427476a867766b53195",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-08-16T06:13:58Z",
    "title_canon_sha256": "6e6336c670d468bf4054ba14bc31ab0eb0c5fc07f3f3a6c8df2cd9e669a1fa5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.06912",
    "kind": "arxiv",
    "version": 2
  }
}