Pith Number

pith:FRQKDJSS

pith:2025:FRQKDJSSQCB4AW2PC6J2YKXSVY

not attested not anchored not stored refs pending

FeedSign: Robust Full-parameter Federated Fine-tuning of Large Models with Extremely Low Communication Overhead of One Bit

Guangxu Zhu, Haolong Chen, Zhijie Cai

arxiv:2501.17610 v2 · 2025-01-29 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRQKDJSSQCB4AW2PC6J2YKXSVY}

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	2026-07-05T10:41:52.127704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c60a1a6528083c05b4f1793ac2af2ae3b8c0b082a5e2920c7c8fb575452c67f

Aliases

arxiv: 2501.17610 · arxiv_version: 2501.17610v2 · doi: 10.48550/arxiv.2501.17610 · pith_short_12: FRQKDJSSQCB4 · pith_short_16: FRQKDJSSQCB4AW2P · pith_short_8: FRQKDJSS

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/FRQKDJSSQCB4AW2PC6J2YKXSVY \
  | 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: 2c60a1a6528083c05b4f1793ac2af2ae3b8c0b082a5e2920c7c8fb575452c67f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a199c49b46c67c11319c3e2276ddfcbb960b5ed4a41515c59e9f12f650a5b856",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2025-01-29T12:33:16Z",
    "title_canon_sha256": "385e5ecfb896e66c99eda104429d1459f175e4efcc106b7ae6508aecdd7a5dcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.17610",
    "kind": "arxiv",
    "version": 2
  }
}