Concierto n4 El Invierno. Allegro (1)

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
ES5150462009
CopyrightID (CopyrightChains transaction hash)
0x9f2ff0d73f83577612bea7d2393824f60166cf5de3cb06ab7781dcd27768aedf
Copyright registration time
2026-06-20T07:23:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cb1c54c4ba75cea2dc353d204979473301427990a1217dbf638b19adb78c64a3

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.