Pith Number

pith:IXFHRDPV

pith:2022:IXFHRDPVC5Q5MZWNL2PDML3M7W

not attested not anchored not stored refs pending

An iterative warping and clustering algorithm to estimate multiple wave-shape functions from a nonstationary oscillatory signal

Hau-Tieng Wu, Marcelo A. Colominas

arxiv:2208.06500 v2 · 2022-08-12 · eess.SP · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXFHRDPVC5Q5MZWNL2PDML3M7W}

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	2026-07-05T05:59:38.740137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45ca788df51761d666cd5e9e362f6cfda065791c941fcc2fc82da5a7e43a1afd

Aliases

arxiv: 2208.06500 · arxiv_version: 2208.06500v2 · doi: 10.48550/arxiv.2208.06500 · pith_short_12: IXFHRDPVC5Q5 · pith_short_16: IXFHRDPVC5Q5MZWN · pith_short_8: IXFHRDPV

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/IXFHRDPVC5Q5MZWNL2PDML3M7W \
  | 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: 45ca788df51761d666cd5e9e362f6cfda065791c941fcc2fc82da5a7e43a1afd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec8dd9453945ffd74a5117d4d933a40754e2e0c463976f79ad3351008df557f4",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2022-08-12T21:01:52Z",
    "title_canon_sha256": "6cc918062955f8255f8da7f9cba5d0becfc5fd5eecb150ab27511f0f1c4ebd7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.06500",
    "kind": "arxiv",
    "version": 2
  }
}