Pith Number

pith:NWBRJT33

pith:2016:NWBRJT33NDND4D3MS2U67XSZW2

not attested not anchored not stored refs pending

Graph-Guided Banding of the Covariance Matrix

Jacob Bien

arxiv:1606.00451 v2 · 2016-06-01 · stat.ME · math.ST · stat.CO · stat.ML · 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{NWBRJT33NDND4D3MS2U67XSZW2}

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	2026-05-18T00:23:14.594648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d8314cf7b68da3e0f6c96a9efde59b6865c1cf6c436cf4929aaea5d78f63cbf

Aliases

arxiv: 1606.00451 · arxiv_version: 1606.00451v2 · doi: 10.48550/arxiv.1606.00451 · pith_short_12: NWBRJT33NDND · pith_short_16: NWBRJT33NDND4D3M · pith_short_8: NWBRJT33

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/NWBRJT33NDND4D3MS2U67XSZW2 \
  | 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: 6d8314cf7b68da3e0f6c96a9efde59b6865c1cf6c436cf4929aaea5d78f63cbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9c062307814f1d54e7404f68e4b95ebef65fd5af1a104bde6f1c1264fb05eab",
    "cross_cats_sorted": [
      "math.ST",
      "stat.CO",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-06-01T20:01:02Z",
    "title_canon_sha256": "57f9f53b159dca7dbcd948ef51e9dcb6c30e31c517eaaba202a2d3bf3cd537ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00451",
    "kind": "arxiv",
    "version": 2
  }
}