II. Adagio

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
HKI191801012
CopyrightID (CopyrightChains transaction hash)
0x4d4d985d7c9cc1dce8621177d4fb70dd06f4f458c62b8ad802e0db7633f2cb1a
Copyright registration time
2026-07-30T20:19:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T20:35:49Z
Bitcoin block
960309
Canonical record hash
sha256:e8c37cd3c54d6320b69aeb1545395a1a38d1109b14ef0f3fca26fedf863a8fea

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.