Pith Number

pith:CWBKRDSO

pith:2017:CWBKRDSOMHVVCX4TNZPPT2ODXT

not attested not anchored not stored refs pending

Dissecting the multivariate extremal index and tail dependence

Helena Ferreira, Marta Ferreira

arxiv:1702.01696 v1 · 2017-02-06 · 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{CWBKRDSOMHVVCX4TNZPPT2ODXT}

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	2026-05-18T00:51:19.839803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1582a88e4e61eb515f936e5ef9e9c3bcd850ae84e2a7842d4d6e4e4988fa3470

Aliases

arxiv: 1702.01696 · arxiv_version: 1702.01696v1 · doi: 10.48550/arxiv.1702.01696 · pith_short_12: CWBKRDSOMHVV · pith_short_16: CWBKRDSOMHVVCX4T · pith_short_8: CWBKRDSO

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/CWBKRDSOMHVVCX4TNZPPT2ODXT \
  | 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: 1582a88e4e61eb515f936e5ef9e9c3bcd850ae84e2a7842d4d6e4e4988fa3470

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d9bd6fa9dc3a61175903377c1d4eca421ba9093ec060eaade8db37567b2caca",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-02-06T16:40:41Z",
    "title_canon_sha256": "50ba95cdeaf7e162f16471e40e61f75046904678337487518919506ae1035b77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01696",
    "kind": "arxiv",
    "version": 1
  }
}