Pith Number

pith:HD4HEXFF

pith:2019:HD4HEXFFMGG3WCSXSDH2IQHUAR

not attested not anchored not stored refs pending

Discrete Uncertainty Principle in Quaternion Setting and Application in Signal Reconstruction

Cuiming Zou, Kit Ian Kou, Yan Yang

arxiv:1903.00193 v1 · 2019-03-01 · math.CA

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-17T23:52:20.593764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38f8725ca5618dbb0a5790cfa440f4047855ed5b2b5646b2296914260c149f93

Aliases

arxiv: 1903.00193 · arxiv_version: 1903.00193v1 · doi: 10.48550/arxiv.1903.00193

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/HD4HEXFFMGG3WCSXSDH2IQHUAR \
  | 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: 38f8725ca5618dbb0a5790cfa440f4047855ed5b2b5646b2296914260c149f93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a341a60c63c4a4cc8211c2819db1e59cb614714c13d706f6b084eec934bb596f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-03-01T08:08:39Z",
    "title_canon_sha256": "5430ab6ac3b73aaa4053f4c6e30cf3a3daf3ef453598a888e4e619c068ebfc80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00193",
    "kind": "arxiv",
    "version": 1
  }
}