What 2 Say

Recording by Jack Back.

Recording identifiers

ISRC
GB28K1800177
CopyrightID (CopyrightChains transaction hash)
0x0682e791adf0811edd10d163ee52dbb9baab87cd572ac053770411d9dccb8054
Copyright registration time
2026-06-09T06:12:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:80b5d392709baf68670da4c9b1985ed984ab2fec7eae4b6198341f466e4aae76

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.