Es sang vor langen Jahren

Recording by Arvo Pärt.

Recording identifiers

ISRC
SEAEY1827150
CopyrightID (CopyrightChains transaction hash)
0xaeb6f5ee028657fe7f720e3483e9429594c0ca6666b2b1d66ef8ff23d17ee7a9
Copyright registration time
2026-07-07T07:34:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:66bec695b284ed47f64002e0584460a1d454f4146c2ed3fdc373499408c367f1

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.