Quelle Surprise

Recording by Ursa Major.

Recording identifiers

ISRC
QZTAT2287264
CopyrightID (CopyrightChains transaction hash)
0x635637be71b397f19dc61897a2803cda7203e40ed7162354198d94b4d75845d1
Copyright registration time
2026-06-07T05:26:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:62308941499123c212532761af23d7b39a14a8163483f8a856e4534b575d34fe

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.