Goodbye

Recording by Gustavo Santaolalla.

Recording identifiers

ISRC
USQX91803173
CopyrightID (CopyrightChains transaction hash)
0x705f6a699514a567990baa7aff097b0718521d43d9b665c2c925cf1ca6e46d73
Copyright registration time
2026-07-06T07:09:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-21T17:03:27Z
Bitcoin block
957073
Canonical record hash
sha256:a54b0ba243be034ab2b086442067c0adddf64ac350c3fa92590e811756a96218

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.