詠敘調

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
TWC011800441
CopyrightID (CopyrightChains transaction hash)
0xc3076927be64d96054609a93a5db818cfd7375aa6b1a9b29330ef6540906ae29
Copyright registration time
2026-06-09T11:11:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a8c1c5003299abc812e4d139e38a649674ac1a715eab1e776c1a039298f8e78f

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.