Pith Number

pith:6BUDH7KS

pith:2019:6BUDH7KSZEX4RDOXLLLNCU4HI4

not attested not anchored not stored refs pending

On the computation of the extremal index for time series

D. Faranda, P. Yiou, S. Vaienti, Th. Caby

arxiv:1904.04936 v1 · 2019-04-09 · math.DS · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6BUDH7KSZEX4RDOXLLLNCU4HI4}

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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.

Cited by

1 paper in Pith

Filtering and Statistical Properties of Unimodal Maps Perturbed by Heteroscedastic Noises

Receipt and verification

First computed	2026-07-05T00:31:01.300219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f06833fd52c92fc88dd75ad6d15387470a04e2260f9ae19747b386424d265534

Aliases

arxiv: 1904.04936 · arxiv_version: 1904.04936v1 · doi: 10.48550/arxiv.1904.04936 · pith_short_12: 6BUDH7KSZEX4 · pith_short_16: 6BUDH7KSZEX4RDOX · pith_short_8: 6BUDH7KS

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/6BUDH7KSZEX4RDOXLLLNCU4HI4 \
  | 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: f06833fd52c92fc88dd75ad6d15387470a04e2260f9ae19747b386424d265534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a3c19db5fd404f5b91110fb3568e3d6ba7b6531f4c3fbcd773f11247f9cb050",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-04-09T22:26:40Z",
    "title_canon_sha256": "36f9a0e1be90f6949b92c79553222e2640e351df5667018e49d8af1e4e2b55fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04936",
    "kind": "arxiv",
    "version": 1
  }
}