Sången han sjöng var min egen

Recording identifiers

ISRC

SEPQD7320080

CopyrightID (CopyrightChains transaction hash)

0x7025f58b19eba96763b46c499fd8bbec1ad3447cc8b1fcc7fe360505b9d5f0ca

Copyright registration time

2026-06-09T13:30:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-06-13T13:32:09Z

Bitcoin block

953520

Canonical record hash

sha256:9dacb137f4aadb44ae573fe7303fb2f04fe20477156db2287660c4b7ad9bfd16

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.