Klockorna ringer

Recording by Ulf Christiansson.

Recording identifiers

ISRC
SE2HU9200110
CopyrightID (CopyrightChains transaction hash)
0x781b29d5d427fab8b10be2c872d8fda13b9c65ee5e4351eb292900cb7d0f1fc7
Copyright registration time
2026-07-31T17:38:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12Z
Bitcoin block
960448
Canonical record hash
sha256:dcee90c44b2757de7976da816a6a2d32baa9fd899af8d5dbd0a6e22624cb6197

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.