Zephyrus

Recording by Jo Blankenburg.

Recording identifiers

ISRC
USA2P1215960
CopyrightID (CopyrightChains transaction hash)
0xff75fe04b4557621076bd38729f0df3f83379d0ffc94e06a22437bd328220417
Copyright registration time
2026-06-11T19:11:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:201094a0f7ba6ff9e1f1e227644cd4f6f06c74e71996d9fc3c7ca5018de7c033

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.