Blu

Recording by Postino.

Recording identifiers

ISRC
ITT371800726
CopyrightID (CopyrightChains transaction hash)
0xf7863b53e2cbced8723028b18e3e6208bfbc0ec067568312ffd43994a36fd8ec
Copyright registration time
2026-06-04T13:44:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:41df74739b2d2591273e420fa0e63a0dfa80c0eb414b3cc31f6b05b4f2caa774

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.