La sera sper il lag

Recording by Cantus Firmus Surselva.

Recording identifiers

ISRC
CH6540865077
CopyrightID (CopyrightChains transaction hash)
0xcb8bc2b7c35c7ad7abfa0caed1123579ce6a2b08ea5f8b735e9b1cc9192329cf
Copyright registration time
2026-06-20T07:28:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ad5d418763e0f5145d0d3c2bee9286d1a74fb19cc6f08c9613e0bc2c2854dfea

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.