Pith Number

pith:GEODB6O5

pith:2026:GEODB6O5MAPTX5JNL7TAW2WABI

not attested not anchored not stored refs pending

High-dimensional ridgeless least squares interpolation under spiked covariance structures

Dandan Jiang, Zhijun Liu

arxiv:2608.07281 v1 · 2026-08-07 · math.ST · cs.LG · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GEODB6O5MAPTX5JNL7TAW2WABI}

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	2026-08-10T01:14:50.796857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

311c30f9dd601f3bf52d5fe60b6ac00a29ebc3daf0059f11513520652da1bfec

Aliases

arxiv: 2608.07281 · arxiv_version: 2608.07281v1 · doi: 10.48550/arxiv.2608.07281 · pith_short_12: GEODB6O5MAPT · pith_short_16: GEODB6O5MAPTX5JN · pith_short_8: GEODB6O5

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/GEODB6O5MAPTX5JNL7TAW2WABI \
  | 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: 311c30f9dd601f3bf52d5fe60b6ac00a29ebc3daf0059f11513520652da1bfec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189a5086447de916a64460564099897dd94c97689255dc006f677983d178cc75",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2026-08-07T14:40:44Z",
    "title_canon_sha256": "af49e2c5d106f02d441febcbd03fac4f2eab3ef453c0795fcafead4196612937"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.07281",
    "kind": "arxiv",
    "version": 1
  }
}