Pith Number

pith:L2QWJSNL

pith:2026:L2QWJSNLD4Z5EJP6H22NEZYKHX

not attested not anchored not stored refs pending

Regime-Adaptive Bayesian Optimization via Dirichlet Process Mixtures of Gaussian Processes

Chong Liu, Sascha Ranftl, Shibo Li, Sipeng Chen, Xuefeng Liu, Yan Zhang

arxiv:2601.20043 v2 · 2026-01-27 · 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{L2QWJSNLD4Z5EJP6H22NEZYKHX}

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	2026-07-29T01:25:34.065492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ea164c9ab1f33d225fe3eb4d2670a3dd8a4efa8400d0398833938df86749a31

Aliases

arxiv: 2601.20043 · arxiv_version: 2601.20043v2 · doi: 10.48550/arxiv.2601.20043 · pith_short_12: L2QWJSNLD4Z5 · pith_short_16: L2QWJSNLD4Z5EJP6 · pith_short_8: L2QWJSNL

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/L2QWJSNLD4Z5EJP6H22NEZYKHX \
  | 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: 5ea164c9ab1f33d225fe3eb4d2670a3dd8a4efa8400d0398833938df86749a31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d68ccc3a9039ef3dfd7173f38657be9de93d4c843da0d037f9ae82e7adb0056",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-01-27T20:45:50Z",
    "title_canon_sha256": "35be9dfe6ae79e55bc0c7640d001719a3bd0438310cb58c79b1cf1b4408cb132"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.20043",
    "kind": "arxiv",
    "version": 2
  }
}