Nocturne No. 10 in E Minor, H. 46B

Recording by John Field.

Recording identifiers

ISRC
HKI199751701
CopyrightID (CopyrightChains transaction hash)
0xe8f0709a390eb5c0e31be39517cf92bd7ca89af22dc08450e3f06a73fdac7668
Copyright registration time
2026-07-29T12:05:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T12:35:17Z
Bitcoin block
960105
Canonical record hash
sha256:b70d709a8d43b810d8ce47d0188037daf9d7f17e516e8037477a44e45c7a9705

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.