Pith Number

pith:DBC2U5QU

pith:2025:DBC2U5QUH2FW7PFW4OGX4A4IWJ

not attested not anchored not stored refs pending

Kernel Ridge Regression for conformer ensembles made easy with Structured Orthogonal Random Features

Konstantin Karandashev

arxiv:2505.21247 v2 · 2025-05-27 · physics.chem-ph · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBC2U5QUH2FW7PFW4OGX4A4IWJ}

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	2026-07-05T11:34:51.589011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1845aa76143e8b6fbcb6e38d7e0388b25aaee9d795f06d532b9960c0d30a7e47

Aliases

arxiv: 2505.21247 · arxiv_version: 2505.21247v2 · doi: 10.48550/arxiv.2505.21247 · pith_short_12: DBC2U5QUH2FW · pith_short_16: DBC2U5QUH2FW7PFW · pith_short_8: DBC2U5QU

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/DBC2U5QUH2FW7PFW4OGX4A4IWJ \
  | 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: 1845aa76143e8b6fbcb6e38d7e0388b25aaee9d795f06d532b9960c0d30a7e47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "403d66e47821a9ae953c280cf52459731f92ba1c550cf3005592775cc7ab1339",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-05-27T14:26:30Z",
    "title_canon_sha256": "d6ec0595167b2ab112c6b1eba4322262aebf3f8f5a951c024072ce54f95a57f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21247",
    "kind": "arxiv",
    "version": 2
  }
}