Pith Number

pith:LEHEF7OM

pith:2017:LEHEF7OMPXQ2AXBOHQDUGUVP6U

not attested not anchored not stored refs pending

Graph Fourier Transform with Negative Edges for Depth Image Coding

Chia-Wen Lin, Gene Cheung, Weng-Tai Su

arxiv:1702.03105 v2 · 2017-02-10 · cs.CV

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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	2026-05-18T00:42:46.219325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

590e42fdcc7de1a05c2e3c074352aff50f37a96e74c800601ed148203d4d1783

Aliases

arxiv: 1702.03105 · arxiv_version: 1702.03105v2 · doi: 10.48550/arxiv.1702.03105

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/LEHEF7OMPXQ2AXBOHQDUGUVP6U \
  | 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: 590e42fdcc7de1a05c2e3c074352aff50f37a96e74c800601ed148203d4d1783

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29ceb04b7d8e8affd55c9b5019c045c1cb548096b0e474eb93725f62b17d1354",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-10T09:11:12Z",
    "title_canon_sha256": "d91c344e15d03a32a13dc7a189332dd328647fb637582ca0edf346a195f7af0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03105",
    "kind": "arxiv",
    "version": 2
  }
}