"Prelude in D Minor: Oremus"

Recording by Francisco Tárrega.

Recording identifiers

ISRC
GBSMU3323627
CopyrightID (CopyrightChains transaction hash)
0x36355a1500b3f9188e5d51af5be79e9a8e9f6b3288fc4481527539cd0287e6f5
Copyright registration time
2026-06-05T17:19:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:87701db7b0e6426a58598e43834ccb63cbe69ed6a4b5bc6731635b8c8f715c84

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.