Last Call

Recording by Kartell.

Recording identifiers

ISRC
FR9W11317975
CopyrightID (CopyrightChains transaction hash)
0x6c741410deffc577482eae4fbf0cf2da293654611d78f964338df557f10dcfb6
Copyright registration time
2026-06-25T20:52:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:e776fd5fe442525595924c2aa265b41b372bf9f992c55478aeac103b4ceb7bb9

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.