Twice

Recording by Erika de Casier.

Recording identifiers

ISRC
GBAFL2300288
CopyrightID (CopyrightChains transaction hash)
0x8d6f03dd435f8033996b7991b440ea45ebf37f99d10fcf124e3014cffae2b885
Copyright registration time
2026-06-06T16:58:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:285a16ff4b1fc766b07cd685f46df11c316ebd7d1781cdc85b90b690f7709d51

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.