Tanguedia III

Recording by Astor Piazzolla.

Recording identifiers

ISRC
FRZ810303147
CopyrightID (CopyrightChains transaction hash)
0x1a70a46a267f6b029f66f982ba7dea520c067d5a2390a902f3d602632a826085
Copyright registration time
2026-07-07T12:08:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c70003160da026525038f1407ad5be49808d73785b11fcb096aeae08f1f33eb6

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.