Pith Number

pith:QLIXP5V2

pith:2021:QLIXP5V2OYNBEQRJMPWFWLAZ7I

not attested not anchored not stored refs pending

A Comprehensive Survey of Incentive Mechanism for Federated Learning

Bo Li, Chao Zeng, Rongfei Zeng, Xiaowen Chu, Xingwei Wang

arxiv:2106.15406 v1 · 2021-06-27 · cs.LG · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLIXP5V2OYNBEQRJMPWFWLAZ7I}

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	2026-07-05T02:53:17.224725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82d177f6ba761a12422963ec5b2c19fa110cb319a75651e20871cb79bd69fe6d

Aliases

arxiv: 2106.15406 · arxiv_version: 2106.15406v1 · doi: 10.48550/arxiv.2106.15406 · pith_short_12: QLIXP5V2OYNB · pith_short_16: QLIXP5V2OYNBEQRJ · pith_short_8: QLIXP5V2

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/QLIXP5V2OYNBEQRJMPWFWLAZ7I \
  | 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: 82d177f6ba761a12422963ec5b2c19fa110cb319a75651e20871cb79bd69fe6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69a2ed521cfe194e0831317ecf933a05a8ddc4ee3b89b51f434a9840c54d7164",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-27T12:24:15Z",
    "title_canon_sha256": "fe99ee5efcfa8f84dd35752e09759f5667022cae037aa8cdb136d390f499ea32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.15406",
    "kind": "arxiv",
    "version": 1
  }
}