Requiem

Recording by Alexander Borodin.

Recording identifiers

ISRC
GBATS0002901
CopyrightID (CopyrightChains transaction hash)
0xb85c6bb62ef40f0e988ea902e546ee1c1f54b36fccd23ed3859edf3b9f9037b4
Copyright registration time
2026-06-24T16:02:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:309443f564e0cecfbbb8e52823b4405c1dc70d893b9f26214031047a1034578a

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.