Pith Number

pith:OTCJZHAK

pith:2026:OTCJZHAK3J2FR5LNIQLDBNBIO7

not attested not anchored not stored refs pending

Double descent for least-squares interpolation on contaminated data: A simulation study

Tino Werner

arxiv:2605.21494 v1 · 2026-04-15 · 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{OTCJZHAK3J2FR5LNIQLDBNBIO7}

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	2026-05-22T00:02:26.884089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74c49c9c0ada7458f56d441630b42877e3cc45bf520e9c118d04ba93a3327b2f

Aliases

arxiv: 2605.21494 · arxiv_version: 2605.21494v1 · doi: 10.48550/arxiv.2605.21494 · pith_short_12: OTCJZHAK3J2F · pith_short_16: OTCJZHAK3J2FR5LN · pith_short_8: OTCJZHAK

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/OTCJZHAK3J2FR5LNIQLDBNBIO7 \
  | 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: 74c49c9c0ada7458f56d441630b42877e3cc45bf520e9c118d04ba93a3327b2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aead97aad7b2759d10127dcc7c38a90d088c77dd5de122c6023f63fc38b63b9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-04-15T16:31:23Z",
    "title_canon_sha256": "29258acce1a1985fbc6848f8414f044de9326e004c04a1be10c965ba3d6a12e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21494",
    "kind": "arxiv",
    "version": 1
  }
}