Pith Number

pith:Q2YMFCBZ

pith:2023:Q2YMFCBZ7SAWCGKX5YMNSWJ2LZ

not attested not anchored not stored refs pending

Federated Learning for Metaverse: A Survey

Gengsen Huang, Shan Huang, Wensheng Gan, Yao Chen, Yongdong Wu

arxiv:2303.17987 v1 · 2023-03-23 · cs.CR · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2YMFCBZ7SAWCGKX5YMNSWJ2LZ}

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	2026-07-05T05:56:48.600724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86b0c28839fc81611957ee18d9593a5e6b499f49fd89bb45405596ef1c681698

Aliases

arxiv: 2303.17987 · arxiv_version: 2303.17987v1 · doi: 10.48550/arxiv.2303.17987 · pith_short_12: Q2YMFCBZ7SAW · pith_short_16: Q2YMFCBZ7SAWCGKX · pith_short_8: Q2YMFCBZ

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/Q2YMFCBZ7SAWCGKX5YMNSWJ2LZ \
  | 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: 86b0c28839fc81611957ee18d9593a5e6b499f49fd89bb45405596ef1c681698

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77e78087d2e68dd7bbdb2c84a61462dd6f362cfd5f4894e5fe29f3852f2c1354",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2023-03-23T15:15:40Z",
    "title_canon_sha256": "ba7628dd2ad2460f7d2952386f383b838a0b42dad3837ad36813d3d321c2a215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.17987",
    "kind": "arxiv",
    "version": 1
  }
}