Sequentia

Recording by Arvo Pärt.

Recording identifiers

ISRC
DEB332280010
CopyrightID (CopyrightChains transaction hash)
0x08237a3d705749f5a58bab7a47e4bc63e2418d9a349403990182f6b956cb0185
Copyright registration time
2026-06-20T04:42:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-21T16:17:10Z
Bitcoin block
956995
Canonical record hash
sha256:190272abfd45b9d31080a6b93a11cd953a3b5ac068f354ce7d7879eff8e80911

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.