Say-O

Recording by Bruno Martini.

Recording identifiers

ISRC
BRUM71900105
CopyrightID (CopyrightChains transaction hash)
0x93e5ce90632d09b3d1630bdaa9a817069b58466720ec52335e83eb637367a381
Copyright registration time
2026-07-06T05:28:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:6bc7cd224965c2f48ffed295dc6dba5935d5be00fe941b2a0b2c5983924adbbb

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.