Pith Number

pith:6H46HC5P

pith:2021:6H46HC5PJPIJBTFYOBKTBXNHOZ

not attested not anchored not stored refs pending

PPFL: Privacy-preserving Federated Learning with Trusted Execution Environments

Diego Perino, Eduard Marin, Fan Mo, Hamed Haddadi, Kleomenis Katevas, Nicolas Kourtellis

arxiv:2104.14380 v2 · 2021-04-29 · cs.CR · cs.DC · 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{6H46HC5PJPIJBTFYOBKTBXNHOZ}

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	2026-07-05T02:53:02.047293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1f9e38baf4bd090ccb8705530dda776772ef5090a4ce4176df59b37625d819e

Aliases

arxiv: 2104.14380 · arxiv_version: 2104.14380v2 · doi: 10.48550/arxiv.2104.14380 · pith_short_12: 6H46HC5PJPIJ · pith_short_16: 6H46HC5PJPIJBTFY · pith_short_8: 6H46HC5P

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/6H46HC5PJPIJBTFYOBKTBXNHOZ \
  | 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: f1f9e38baf4bd090ccb8705530dda776772ef5090a4ce4176df59b37625d819e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd31a95bf3c30906ec3618981a6cb4705466933a32cd90251a022bc323dd3509",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-04-29T14:46:16Z",
    "title_canon_sha256": "1a9f627dcaf1afea3bcd3cc80d2b5ec5d1b08ef337187b232de1f98519e554b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14380",
    "kind": "arxiv",
    "version": 2
  }
}