Amsterdam

Recording by Alex Ubago.

Recording identifiers

ISRC
ES5150801747
CopyrightID (CopyrightChains transaction hash)
0x505bef78dd26303697bbb55cb535643cf6a99fb37b86109be3fc77801e2cc61b
Copyright registration time
2026-06-10T20:32:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:46c35b6c938f201574e7371e3033524c2c87c5f58a82d6a51099cb1d79b47372

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.