Bolerito Sad

Recording by Simon Grossmann.

Recording identifiers

ISRC
FR10S2070890
CopyrightID (CopyrightChains transaction hash)
0xf95eb2b585d46205893d55874ff2cd2af6b23332c2145234ba71e941181b8581
Copyright registration time
2026-06-06T15:50:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:d487d7f7cee1b3811e034638a707a63f19c4f37c3366577750515485752e8557

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.