Pith Number

pith:O5Y3CXKC

pith:2025:O5Y3CXKCXARX3CMCLDPXGWW6ZF

not attested not anchored not stored refs pending

$\boldsymbol{\lambda}$-Orthogonality Regularization for Compatible Representation Learning

Alberto Del Bimbo, Federico Pernici, Ioannis Patras, Niccol\`o Biondi, Simone Ricci

arxiv:2509.16664 v2 · 2025-09-20 · 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{O5Y3CXKCXARX3CMCLDPXGWW6ZF}

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	2026-05-20T01:06:05.808866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7771b15d42b8237d898258df735adec94a4d7d0fd319e46beadc2b4e7fc975a7

Aliases

arxiv: 2509.16664 · arxiv_version: 2509.16664v2 · doi: 10.48550/arxiv.2509.16664 · pith_short_12: O5Y3CXKCXARX · pith_short_16: O5Y3CXKCXARX3CMC · pith_short_8: O5Y3CXKC

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/O5Y3CXKCXARX3CMCLDPXGWW6ZF \
  | 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: 7771b15d42b8237d898258df735adec94a4d7d0fd319e46beadc2b4e7fc975a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfd5efc26605bb8f68b770918a1dccfb61b3d5ce530f8041efe9276984a0da65",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-20T12:35:07Z",
    "title_canon_sha256": "a81d1d0f4b56e4e131cb163ad8c54bc3fdafc476ec1f31ed9cfac81716b8adc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.16664",
    "kind": "arxiv",
    "version": 2
  }
}