Rassa tan creis

Recording by Bertran de Born.

Recording identifiers

ISRC
BER181334003
CopyrightID (CopyrightChains transaction hash)
0xe84894c31809d99dfeead04b3087a898a51bdcd0ed8abf192052ce4b4f84139b
Copyright registration time
2026-07-07T11:47:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:783cffe3cdb14dc3c04ec774d84f4379b5313bacb397f06330dd2aa2a19010d8

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.