Tic Tac Blues (Concerto)

Recording by Ernesto Cortazar.

Recording identifiers

ISRC
USTC00973854
CopyrightID (CopyrightChains transaction hash)
0x99ea2142c48d1318a57e91ebb32c8c2422acb4fdd1f6fd4196d2abb72f3e789e
Copyright registration time
2026-07-06T22:26:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d21d9c98bb34a364fa9743d8a32e0295def6055edb70460f5ecf7d5f904165cf

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.