Pith Number

pith:2KZXPDJV

pith:2015:2KZXPDJVOCRGYSQO3JUM2WH43Y

not attested not anchored not stored refs pending

Efficient spatial modelling using the SPDE approach with bivariate splines

Ming-Jun Lai, Serge Guillas, Xiaoyu Liu

arxiv:1503.03761 v1 · 2015-03-12 · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2KZXPDJVOCRGYSQO3JUM2WH43Y}

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	2026-05-18T02:24:27.419327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2b3778d3570a26c4a0eda68cd58fcde2eedc7d935129ff221b099d343cae569

Aliases

arxiv: 1503.03761 · arxiv_version: 1503.03761v1 · doi: 10.48550/arxiv.1503.03761 · pith_short_12: 2KZXPDJVOCRG · pith_short_16: 2KZXPDJVOCRGYSQO · pith_short_8: 2KZXPDJV

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/2KZXPDJVOCRGYSQO3JUM2WH43Y \
  | 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: d2b3778d3570a26c4a0eda68cd58fcde2eedc7d935129ff221b099d343cae569

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9e14f16001484a62f73007978c972c75199b44ef16fa4489eed343d051c8a30",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2015-03-12T15:12:03Z",
    "title_canon_sha256": "34c560592dc94f9ae7d51709d4bc7f264c0ea74be6f12b43486293a3bf337787"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03761",
    "kind": "arxiv",
    "version": 1
  }
}