Pith Number

pith:LA6DXOUT

pith:2025:LA6DXOUTNCK4JSI4QUUJX7BJRJ

not attested not anchored not stored refs pending

Secure and Efficient $L^p$-Norm Computation for Two-Party Learning Applications

Ali Arastehfard, Bingyu Liu, Joshua Lee, Weiran Liu, Xuegang Ban, Yuan Hong

arxiv:2509.05552 v1 · 2025-09-06 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LA6DXOUTNCK4JSI4QUUJX7BJRJ}

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	2026-07-05T12:05:49.819728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

583c3bba936895c4c91c85289bfc298a657c8a439a95f806f73ad0b64ec9bd78

Aliases

arxiv: 2509.05552 · arxiv_version: 2509.05552v1 · doi: 10.48550/arxiv.2509.05552 · pith_short_12: LA6DXOUTNCK4 · pith_short_16: LA6DXOUTNCK4JSI4 · pith_short_8: LA6DXOUT

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/LA6DXOUTNCK4JSI4QUUJX7BJRJ \
  | 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: 583c3bba936895c4c91c85289bfc298a657c8a439a95f806f73ad0b64ec9bd78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ce745a1bdb1431f1f6c3f9f5c3bacf6673e33504513343fa98ce15500bbff5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-09-06T00:44:20Z",
    "title_canon_sha256": "505ba30b638e1b5f1cb6767ec3a7849c81fbbf1b702fa1e62fdd66eea797bad5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05552",
    "kind": "arxiv",
    "version": 1
  }
}