Pith Number

pith:KPKS5X2C

pith:2026:KPKS5X2CKQZIULLOULQBPJDIMR

not attested not anchored not stored refs pending

Valid and Expressive Copulas for Irregular Multivariate Time Series

Christian Kl\"otergens, Lars Schmidt-Thieme, Tom Hanika, Vijaya Krishna Yalavarthi

arxiv:2605.23632 v1 · 2026-05-22 · 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{KPKS5X2CKQZIULLOULQBPJDIMR}

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	2026-05-25T02:02:22.968764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53d52edf4254328a2d6ea2e017a468646a24e262b395e701361d2c4bedaf351c

Aliases

arxiv: 2605.23632 · arxiv_version: 2605.23632v1 · doi: 10.48550/arxiv.2605.23632 · pith_short_12: KPKS5X2CKQZI · pith_short_16: KPKS5X2CKQZIULLO · pith_short_8: KPKS5X2C

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/KPKS5X2CKQZIULLOULQBPJDIMR \
  | 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: 53d52edf4254328a2d6ea2e017a468646a24e262b395e701361d2c4bedaf351c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6dac3fa440e4e25871b6566d31509018f9f44c87e737e61f68d1e3ee185534d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-22T13:46:53Z",
    "title_canon_sha256": "4bf56534c387ec2bda6ef7fc3fa1576695164a10f55e2ff247ad88435b5a9b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23632",
    "kind": "arxiv",
    "version": 1
  }
}