Overtone

Recording by Jack Back.

Recording identifiers

ISRC
GB28K1800107
CopyrightID (CopyrightChains transaction hash)
0xd0a5b923757b3d70210cec50eeab925612bb7b6ea1e4d93f51f331c9a5b34a4e
Copyright registration time
2026-06-08T02:02:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:f2ea38276c6dba2a25e6dde6278d30d362a08ee0cd01292da5b232c78904b696

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.