II. Adagio

Recording by Carl Maria von Weber.

Recording identifiers

ISRC
HKI199332802
CopyrightID (CopyrightChains transaction hash)
0x4505356f1ce5b10823f9bbf6fbd68c392be4c6ebacf3112fd84a5f17b3a6ce10
Copyright registration time
2026-07-29T18:31:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:0e6b8107d6f7cb1f06787a713937a99842e5fb58e14cf61def2011168609efb6

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.