Pith Number

pith:3GTO2PNJ

pith:2026:3GTO2PNJXSORONE76XI2MVKHNX

not attested not anchored not stored refs pending

Approximate Equivariance via Projection-based Regularisation

Jan St\"uhmer, Torben Berndt

arxiv:2601.05028 v2 · 2026-01-08 · 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{3GTO2PNJXSORONE76XI2MVKHNX}

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	2026-05-27T01:05:42.207941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9a6ed3da9bc9d17349ff5d1a655476df528c96ce8a8b906f32a6cf87bb7451a

Aliases

arxiv: 2601.05028 · arxiv_version: 2601.05028v2 · doi: 10.48550/arxiv.2601.05028 · pith_short_12: 3GTO2PNJXSOR · pith_short_16: 3GTO2PNJXSORONE7 · pith_short_8: 3GTO2PNJ

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/3GTO2PNJXSORONE76XI2MVKHNX \
  | 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: d9a6ed3da9bc9d17349ff5d1a655476df528c96ce8a8b906f32a6cf87bb7451a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "455aa3446f2d36d4830cefa21bc8f938624c9bde88af6eeb834d5f58e3a46fdf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-01-08T15:35:42Z",
    "title_canon_sha256": "34551ca48c97ea4b0852eb2ad9b53c4ee53643cc37c354fbbbfda93a8163a848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.05028",
    "kind": "arxiv",
    "version": 2
  }
}