Pith Number

pith:Y6RQSOB6

pith:2014:Y6RQSOB6Q2JDNPP6PNFM74WLD5

not attested not anchored not stored refs pending

The Synchrosqueezing transform for instantaneous spectral analysis

Gaurav Thakur

arxiv:1404.7550 v1 · 2014-04-29 · cs.CE · 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{Y6RQSOB6Q2JDNPP6PNFM74WLD5}

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	2026-05-18T02:52:55.405925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7a309383e869236bdfe7b4acff2cb1f7f0d98169bd8301406164e7af1023264

Aliases

arxiv: 1404.7550 · arxiv_version: 1404.7550v1 · doi: 10.48550/arxiv.1404.7550 · pith_short_12: Y6RQSOB6Q2JD · pith_short_16: Y6RQSOB6Q2JDNPP6 · pith_short_8: Y6RQSOB6

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/Y6RQSOB6Q2JDNPP6PNFM74WLD5 \
  | 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: c7a309383e869236bdfe7b4acff2cb1f7f0d98169bd8301406164e7af1023264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22e0ba94bac1a0a5c012e2ab2329f47d485e13afe67c9cb610a7ffaeff019870",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2014-04-29T22:31:21Z",
    "title_canon_sha256": "df8dc0c962a1373e6e527b33138cb0abb55628e0c63d5b53c98346046dffb595"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7550",
    "kind": "arxiv",
    "version": 1
  }
}