Pith Number

pith:EYX6BBQQ

pith:2022:EYX6BBQQVNPGM42KOFLG5AXCY6

not attested not anchored not stored refs pending

Fair and efficient contribution valuation for vertical federated learning

Huang Fang, Jian Pei, Michael P. Friedlander, Xinglu Wang, Yong Zhang, Zhenan Fan, Zirui Zhou

arxiv:2201.02658 v2 · 2022-01-07 · 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{EYX6BBQQVNPGM42KOFLG5AXCY6}

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.

Cited by

1 paper in Pith

SwarmHarness: Skill-Based Task Routing via Decentralized Incentive-Aligned AI Agent Networks

Receipt and verification

First computed	2026-07-05T11:57:18.860283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

262fe08610ab5e66734a71566e82e2c78a67fe7a9aa32a1a57b7e51ebfcc310b

Aliases

arxiv: 2201.02658 · arxiv_version: 2201.02658v2 · doi: 10.48550/arxiv.2201.02658 · pith_short_12: EYX6BBQQVNPG · pith_short_16: EYX6BBQQVNPGM42K · pith_short_8: EYX6BBQQ

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/EYX6BBQQVNPGM42KOFLG5AXCY6 \
  | 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: 262fe08610ab5e66734a71566e82e2c78a67fe7a9aa32a1a57b7e51ebfcc310b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31595589034a072aa3941382c39b4cabca4ccf0dbd39b7092d8eaadb0484b1db",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-01-07T19:57:15Z",
    "title_canon_sha256": "56c807447c3b3eca156016fd47741bc0659fb3cfeb74797f5a4902000ced41da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.02658",
    "kind": "arxiv",
    "version": 2
  }
}