Innsbruck, ich muss dich lassen

Recording by Heinrich Isaac.

Recording identifiers

ISRC
DEE861001055
CopyrightID (CopyrightChains transaction hash)
0xcc81001be6155b904f3a4597b73ecdc7cfffe7aca1027e9a13e7767459521bc8
Copyright registration time
2026-07-31T12:35:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34Z
Bitcoin block
960403
Canonical record hash
sha256:d0854ce3885c32cae0f4ac6ba4e455400b0e18ca1663bec2e1a55a83480ad256

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.