Pith Number

pith:NGZHCHZX

pith:2014:NGZHCHZXLORLTUCFL77J2LYGSR

not attested not anchored not stored refs pending

Sparse approximations of fractional Mat\'ern fields

Lassi Roininen, Mikko Orisp\"a\"a, Sari Lasanen, Simo S\"arkk\"a

arxiv:1410.2113 v1 · 2014-10-08 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGZHCHZXLORLTUCFL77J2LYGSR}

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	2026-05-18T02:40:48.188615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69b2711f375ba2b9d0455ffe9d2f06944314c594ac8589a22ad94bda729eddd1

Aliases

arxiv: 1410.2113 · arxiv_version: 1410.2113v1 · doi: 10.48550/arxiv.1410.2113 · pith_short_12: NGZHCHZXLORL · pith_short_16: NGZHCHZXLORLTUCF · pith_short_8: NGZHCHZX

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/NGZHCHZXLORLTUCFL77J2LYGSR \
  | 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: 69b2711f375ba2b9d0455ffe9d2f06944314c594ac8589a22ad94bda729eddd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a60c4032c2cae56a312c6d078cbbcbec86355c2506f8e3e47c67fa63e6858385",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-10-08T13:43:44Z",
    "title_canon_sha256": "2b1a6ae0e912d12407c7c877c5570aebdcc51fbbdaa855cbf38dac18b1bcce17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2113",
    "kind": "arxiv",
    "version": 1
  }
}