Oscher: Rapsodia latina: II. Bolero

Recording by Efraín Oscher.

Recording identifiers

ISRC
GBAYC2400862
CopyrightID (CopyrightChains transaction hash)
0x5e6ebf079dbb14d4ce83f90ab0d246cd74aac9e77ad84ebcf926bf11d5eed187
Copyright registration time
2026-07-30T05:09:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T05:21:45Z
Bitcoin block
960210
Canonical record hash
sha256:8988a20d95a42d335df2db28f2541a5d0f86cb3ed61f122c387807345b1dd693

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.