Pith Number

pith:FA6NXHHF

pith:2013:FA6NXHHFLL4SZZ5T4DZ4LOPWTH

not attested not anchored not stored refs pending

Multivariate Gaussian Random Fields with Oscillating Covariance Functions using Systems of Stochastic Partial Differential Equations

Daniel Simpson, Finn Lindgren, H{\aa}vard Rue, Xiangping Hu

arxiv:1307.1384 v1 · 2013-07-04 · 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{FA6NXHHFLL4SZZ5T4DZ4LOPWTH}

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	2026-05-18T03:19:13.885307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

283cdb9ce55af92ce7b3e0f3c5b9f699f7b8302f64ebda7fbc1ca7a237180935

Aliases

arxiv: 1307.1384 · arxiv_version: 1307.1384v1 · doi: 10.48550/arxiv.1307.1384 · pith_short_12: FA6NXHHFLL4S · pith_short_16: FA6NXHHFLL4SZZ5T · pith_short_8: FA6NXHHF

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/FA6NXHHFLL4SZZ5T4DZ4LOPWTH \
  | 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: 283cdb9ce55af92ce7b3e0f3c5b9f699f7b8302f64ebda7fbc1ca7a237180935

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "344960b9786ff82f9c718d9245beb3f87e1ce995e8e7c70c477b43a061f3eeaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-07-04T15:53:28Z",
    "title_canon_sha256": "a0627ffec3901dde15eeaa83d48a392dc2cd644f7c1842170113e1d36fbc48c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1384",
    "kind": "arxiv",
    "version": 1
  }
}