Pith Number

pith:UOIOW4GW

pith:2021:UOIOW4GWGCK33XMNOC75JD4OPO

not attested not anchored not stored refs pending

Scalable Multi-Task Gaussian Processes with Neural Embedding of Coregionalization

Haitao Liu, Jiaqi Ding, Xiaofang Wang, Xiaomo Jiang, Xinyu Xie, Yusong Zhao

arxiv:2109.09261 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{UOIOW4GWGCK33XMNOC75JD4OPO}

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	2026-07-05T03:15:43.579285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a390eb70d63095bddd8d70bfd48f8e7ba28ca28a8bc5c43396ebffd268b0f6e4

Aliases

arxiv: 2109.09261 · arxiv_version: 2109.09261v1 · doi: 10.48550/arxiv.2109.09261 · pith_short_12: UOIOW4GWGCK3 · pith_short_16: UOIOW4GWGCK33XMN · pith_short_8: UOIOW4GW

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/UOIOW4GWGCK33XMNOC75JD4OPO \
  | 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: a390eb70d63095bddd8d70bfd48f8e7ba28ca28a8bc5c43396ebffd268b0f6e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e17baf0c33e25b8d7980c277ce9e8c4ccf90f83df1424c2860445eaaeacfce43",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-09-20T01:28:14Z",
    "title_canon_sha256": "1e3c2c972990a5ad5f6af636f711abd0b178c4e6dde87cb62bed970ab1e98e7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09261",
    "kind": "arxiv",
    "version": 1
  }
}