Pith Number

pith:TBFRFPN7

pith:2021:TBFRFPN7YOXEXBDZ6TNK5UASWE

not attested not anchored not stored refs pending

Fed2: Feature-Aligned Federated Learning

Chenchen Liu, Di Wang, Fuxun Yu, Weishan Zhang, Xiang Chen, Zhi Tian, Zhuwei Qin, Zirui Xu

arxiv:2111.14248 v1 · 2021-11-28 · 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{TBFRFPN7YOXEXBDZ6TNK5UASWE}

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	2026-07-05T03:35:40.776875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

984b12bdbfc3ae4b8479f4daaed012b1279450c82613ec3665a2e56a6663bf47

Aliases

arxiv: 2111.14248 · arxiv_version: 2111.14248v1 · doi: 10.48550/arxiv.2111.14248 · pith_short_12: TBFRFPN7YOXE · pith_short_16: TBFRFPN7YOXEXBDZ · pith_short_8: TBFRFPN7

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/TBFRFPN7YOXEXBDZ6TNK5UASWE \
  | 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: 984b12bdbfc3ae4b8479f4daaed012b1279450c82613ec3665a2e56a6663bf47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db6424a88aa99e499729a1715d10d3174cf197c4a0e6a92f0b31648e6f1d7019",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-28T22:21:48Z",
    "title_canon_sha256": "43d6491599139ae8de2d07a63b8a7ecf55051a4998a2f0cedd514f6667a215d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.14248",
    "kind": "arxiv",
    "version": 1
  }
}