Lisa Hahn

Recording by bac.

Recording identifiers

ISRC
CHAAA2424109
CopyrightID (CopyrightChains transaction hash)
0x9e83db4604c2ec775d50a412e13b436b8dd130ad79a5d39f54cf5211f06d3506
Copyright registration time
2026-06-04T14:37:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8ba9dd615d86c41ad3393198fca101e1a68e3ba854bf188b5d225fc3aaf55e95

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.