You Used to Hold Me

Recording by Calvin Harris.

Recording identifiers

ISRC
GBARL0900841
CopyrightID (CopyrightChains transaction hash)
0x80a22d1ddeca7fc97681a52c3f72d677de9a42208769e7222e5311dc9f21b14c
Copyright registration time
2026-06-06T08:38:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c781c8b414909a1ca8da042d5b9b75715647b9b86b78217f63b5cf06bf833112

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.