En Gång Hörde Jag en Melodi

Recording identifiers

ISRC

SEAMA0900786

Release date of the album this recording appears on

1974

CopyrightID (CopyrightChains transaction hash)

0xef799b8d170f46494c51e2f8a8ce70ecbda6932852e340b1fbad017df585a210

Copyright registration time

2026-07-30T02:57:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T03:35:13Z

Bitcoin block

960203

Canonical record hash

sha256:73c738edcf2014babaae26b3bf1fe9a3fa1d49de86d00436cff44ab2e96898f3

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC SEAMA0900786

What this proof establishes

This recording was released in 1974, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.