Pith Number

pith:NWN2X7NU

pith:2013:NWN2X7NU2KT5VUAIG65ELSYC53

not attested not anchored not stored refs pending

Linear and synchrosqueezed time-frequency representations revisited. Part II: Resolution, reconstruction and concentration

Aneta Stefanovska, Dmytro Iatsenko, Peter V. E. McClintock

arxiv:1310.7274 v2 · 2013-10-27 · math.NA · cs.NA · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWN2X7NU2KT5VUAIG65ELSYC53}

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	2026-05-18T02:51:08.325827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d9babfdb4d2a7dad00837ba45cb02eef47bb3d48c74eabdf8bbff511992c101

Aliases

arxiv: 1310.7274 · arxiv_version: 1310.7274v2 · doi: 10.48550/arxiv.1310.7274 · pith_short_12: NWN2X7NU2KT5 · pith_short_16: NWN2X7NU2KT5VUAI · pith_short_8: NWN2X7NU

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/NWN2X7NU2KT5VUAIG65ELSYC53 \
  | 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: 6d9babfdb4d2a7dad00837ba45cb02eef47bb3d48c74eabdf8bbff511992c101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f01c6903e7f72975ec2e128f4dd006585b75f980a2c132945ee53b616935590",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-10-27T23:30:24Z",
    "title_canon_sha256": "3870b8fcb8ecf6950b5ea139a1f41bc7cc24d0eea96042ee6c29d34dba3727a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7274",
    "kind": "arxiv",
    "version": 2
  }
}