Aria: Schlummert ein

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBAYC0001772
CopyrightID (CopyrightChains transaction hash)
0xdbcf1ca1e56f098b8982cccac005d6a842ad3ebdd948d26284b1fecb56b1b565
Copyright registration time
2026-07-07T03:16:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2169fec4af1adc776f67eafcaf739960bb1b95362f3926fc916b2334fd165bcb

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.