Innsbruck, ich muss dich lassen

Recording by Heinrich Isaac.

Recording identifiers

ISRC
DEE471600164
CopyrightID (CopyrightChains transaction hash)
0x6e7ab1edb900f3d1c99cc30df46ffbc87f3592600d6400087091c7b25d246293
Copyright registration time
2026-07-31T15:52:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:59:18Z
Bitcoin block
960427
Canonical record hash
sha256:c83560bc088e6be5beeaff65cd178541bed2489259c35fe2cdad7d6ffae8e0d2

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.