3 Symmetric Preludes: II.

Recording by Einojuhani Rautavaara.

Recording identifiers

ISRC
NLY332401960
CopyrightID (CopyrightChains transaction hash)
0x07ceae43410c3ed6e06092caf03a9fb7913dbee98600d406c30a41132cb707cd
Copyright registration time
2026-07-08T00:09:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b4d0d00d5d65a3538d0d02e08c04d1fcf12b1a619af9959800679be7cf89d37e

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.