Pith Number

pith:CIWWR5VV

pith:2021:CIWWR5VVN4KCP6QKHEIA6FUURA

not attested not anchored not stored refs pending

Barely Biased Learning for Gaussian Process Regression

Artem Artemev, David R. Burt, Mark van der Wilk

arxiv:2109.09417 v1 · 2021-09-20 · stat.ML · 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{CIWWR5VVN4KCP6QKHEIA6FUURA}

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	2026-07-05T03:15:45.518439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

122d68f6b56f1427fa0a39100f16948802c2111ad4b3689e1ca7e8c771f59580

Aliases

arxiv: 2109.09417 · arxiv_version: 2109.09417v1 · doi: 10.48550/arxiv.2109.09417 · pith_short_12: CIWWR5VVN4KC · pith_short_16: CIWWR5VVN4KCP6QK · pith_short_8: CIWWR5VV

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/CIWWR5VVN4KCP6QKHEIA6FUURA \
  | 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: 122d68f6b56f1427fa0a39100f16948802c2111ad4b3689e1ca7e8c771f59580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a1ed1632880d8b46f6ec2a2a7fa92c025daf4f11f4d77d9134ddb96dfd9dcb6",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-09-20T10:35:59Z",
    "title_canon_sha256": "e46592d0e04bb84d811f157de3c8b77e27a1c5d72663d509f54220eb4f52d47f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09417",
    "kind": "arxiv",
    "version": 1
  }
}