Pith Number

pith:V2VEO7U3

pith:2013:V2VEO7U3HAYQJMGUP623XVV2PI

not attested not anchored not stored refs pending

Specifying Gaussian Markov Random Fields with Incomplete Orthogonal Factorization using Givens Rotations

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

arxiv:1307.1368 v1 · 2013-07-04 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2VEO7U3HAYQJMGUP623XVV2PI}

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	2026-05-18T03:19:13.942029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aeaa477e9b383104b0d47fb5bbd6ba7a37e56535d60af9e377c6e399bef53236

Aliases

arxiv: 1307.1368 · arxiv_version: 1307.1368v1 · doi: 10.48550/arxiv.1307.1368 · pith_short_12: V2VEO7U3HAYQ · pith_short_16: V2VEO7U3HAYQJMGU · pith_short_8: V2VEO7U3

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/V2VEO7U3HAYQJMGUP623XVV2PI \
  | 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: aeaa477e9b383104b0d47fb5bbd6ba7a37e56535d60af9e377c6e399bef53236

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af29ea7ba1ed64bf11de398d7e453c6ac1234ef0a79772697d9335714df9b60a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2013-07-04T15:15:30Z",
    "title_canon_sha256": "33ee3b38105a9eb82b7249ece73ec7450b9206dedc5507e2b9a95ac8d555279c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1368",
    "kind": "arxiv",
    "version": 1
  }
}