Pith Number

pith:ZSAIQTCQ

pith:2015:ZSAIQTCQLUTZU3M5VC6ND2I6HH

not attested not anchored not stored refs pending

The Fourier-Like and Hartley-Like Wavelet Analysis Based on Hilbert Transforms

H. M. de Oliveira, L. R. Soares, R. J. Cintra

arxiv:1502.02049 v1 · 2015-02-06 · math.CA · math.ST · physics.data-an · stat.AP · stat.ME · 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{ZSAIQTCQLUTZU3M5VC6ND2I6HH}

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	2026-05-18T02:27:50.070172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc80884c505d279a6d9da8bcd1e91e39cd95e004ba70b4f31301005c916d467c

Aliases

arxiv: 1502.02049 · arxiv_version: 1502.02049v1 · doi: 10.48550/arxiv.1502.02049 · pith_short_12: ZSAIQTCQLUTZ · pith_short_16: ZSAIQTCQLUTZU3M5 · pith_short_8: ZSAIQTCQ

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/ZSAIQTCQLUTZU3M5VC6ND2I6HH \
  | 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: cc80884c505d279a6d9da8bcd1e91e39cd95e004ba70b4f31301005c916d467c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fa07fab37041b529e34bce58868870b5b4febc8c6d2ab8c34273aeca43e7833",
    "cross_cats_sorted": [
      "math.ST",
      "physics.data-an",
      "stat.AP",
      "stat.ME",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2015-02-06T21:16:31Z",
    "title_canon_sha256": "4494e22b05c0171bf3f0df4e81ad1068d67921e92375b1118985776ce5374a51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02049",
    "kind": "arxiv",
    "version": 1
  }
}