Pith Number

pith:GPAC4DKY

pith:2021:GPAC4DKYV4BJNSYXDKMRSIBASV

not attested not anchored not stored refs pending

Distribution Free Uncertainty for the Minimum Norm Solution of Over-parameterized Linear Regression

Koby Bibas, Meir Feder

arxiv:2102.07181 v2 · 2021-02-14 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GPAC4DKYV4BJNSYXDKMRSIBASV}

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	2026-07-05T02:50:09.136680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33c02e0d58af0296cb171a991920209566e08063ba779a6b5a45d3e82089ca14

Aliases

arxiv: 2102.07181 · arxiv_version: 2102.07181v2 · doi: 10.48550/arxiv.2102.07181 · pith_short_12: GPAC4DKYV4BJ · pith_short_16: GPAC4DKYV4BJNSYX · pith_short_8: GPAC4DKY

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/GPAC4DKYV4BJNSYXDKMRSIBASV \
  | 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: 33c02e0d58af0296cb171a991920209566e08063ba779a6b5a45d3e82089ca14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1277a01986eeeeab7cc632a5890c256ffeeed03d530ee71ac1dcd6c217ef1d15",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-14T15:49:04Z",
    "title_canon_sha256": "a3ef8750f15fcb8a33cd998d25e25fc40349e09c26c3e08c74f66c96fb07c018"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.07181",
    "kind": "arxiv",
    "version": 2
  }
}