Rotterdam

Recording by Chuck Ragan.

Recording identifiers

ISRC
USA6G0940303
CopyrightID (CopyrightChains transaction hash)
0x560f4dd544503be60ad363aa89036958ea18d098ce7492edf2af6e2eefb92c6c
Copyright registration time
2026-06-09T21:21:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:503a74938331348b0652bd8ba6922dbb0e5ecaa2b4a8e190fe823e40035193ff

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.