Pith Number

pith:2IJ3MC7G

pith:2016:2IJ3MC7GZTKV4BHUBRUBYCF3XV

not attested not anchored not stored refs pending

Wave-shape function analysis -- when cepstrum meets time-frequency analysis

Chen-Yun Lin, Hau-Tieng Wu, Li Su

arxiv:1605.01805 v2 · 2016-05-06 · physics.data-an · cs.SD · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2IJ3MC7GZTKV4BHUBRUBYCF3XV}

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	2026-05-18T00:57:31.021085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d213b60be6ccd55e04f40c681c08bbbd5cf1874d357a801717fef4d89743de2e

Aliases

arxiv: 1605.01805 · arxiv_version: 1605.01805v2 · doi: 10.48550/arxiv.1605.01805 · pith_short_12: 2IJ3MC7GZTKV · pith_short_16: 2IJ3MC7GZTKV4BHU · pith_short_8: 2IJ3MC7G

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/2IJ3MC7GZTKV4BHUBRUBYCF3XV \
  | 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: d213b60be6ccd55e04f40c681c08bbbd5cf1874d357a801717fef4d89743de2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f576450cd32a078cc96922e3869978b2aa078597c49037f8252b763d7b7dee7",
    "cross_cats_sorted": [
      "cs.SD",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2016-05-06T03:00:28Z",
    "title_canon_sha256": "5380bad4d48dbd9d3564f387f484654d6801c6a605b6f023617843fe65d7d9f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01805",
    "kind": "arxiv",
    "version": 2
  }
}