Bittersweet

Recording by Ferst.

Recording identifiers

ISRC
SE6A92113609
CopyrightID (CopyrightChains transaction hash)
0x6b6af2188245a8b0e56f81b2a1b7f79f0dff20f94e9ec90a7f0e9cc441b3eb9b
Copyright registration time
2026-06-18T06:52:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:161390e3a3a63ead2c4e30c96918e43c64210bbb27a5f9f1fc531b40a95293c0

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.