Nocturne

Recording by Sarah Spring.

Recording identifiers

ISRC
SE5ZV2259501
CopyrightID (CopyrightChains transaction hash)
0x1c3665b6a674411beb40561104696156e9249fcb79a4ab699196c00935dbc6fb
Copyright registration time
2026-06-09T00:58:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:35d33cc964e95790a2b16d376b08c18f3f3badbc8c0b40d8554e939e8d528f76

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.