Vintervisa

Recording identifiers

ISRC

SEPQA1100989

Release date of the album this recording appears on

1971

CopyrightID (CopyrightChains transaction hash)

0xca0a60670664a30990573be17df4a1efa4c753c0fd4c281ea08ad9c146043348

Copyright registration time

2026-03-20T05:11:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-06-13T12:47:07Z

Bitcoin block

953513

Canonical record hash

sha256:844635301fa8ceb3a88e9ebf9adb4229fcc0b86ee3b8bb657c42b766a3ec8611

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Download the anchored registration record (its SHA-256 is the canonical record hash above)
• Recording evidence summary for ISRC SEPQA1100989

What this proof establishes

This recording was released in 1971, 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.