Pith Number

pith:BCTCEWLP

pith:2010:BCTCEWLPF5JA5X2QFUID3AIDGE

not attested not anchored not stored refs pending

Non-Euclidean statistical analysis of covariance matrices and diffusion tensors

Alexey Kolydenko, Bai Li, Diwei Zhou, Ian L. Dryden

arxiv:1010.3955 v1 · 2010-10-10 · stat.ME · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCTCEWLPF5JA5X2QFUID3AIDGE}

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	2026-05-18T04:39:07.169932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08a622596f2f520edf502d103d8103311ce922df16409625fe69ec3d6216f585

Aliases

arxiv: 1010.3955 · arxiv_version: 1010.3955v1 · doi: 10.48550/arxiv.1010.3955 · pith_short_12: BCTCEWLPF5JA · pith_short_16: BCTCEWLPF5JA5X2Q · pith_short_8: BCTCEWLP

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/BCTCEWLPF5JA5X2QFUID3AIDGE \
  | 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: 08a622596f2f520edf502d103d8103311ce922df16409625fe69ec3d6216f585

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b745c506b7482cdb54836f69351abf5d647b1c707827b2ac97fdc240eae1aea",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2010-10-10T21:39:31Z",
    "title_canon_sha256": "693bd8f553944357fa33d4c59b4972917ffeaf6c5f53a1519fae21a5d26f47a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3955",
    "kind": "arxiv",
    "version": 1
  }
}