The Swan

Recording by Martin Bloch.

Recording identifiers

ISRC
QZHN52431750
CopyrightID (CopyrightChains transaction hash)
0x82a6e512662cd6c4dcd52138f7e72d8024c9542db1d5c72ea63745b177e89a7f
Copyright registration time
2026-07-06T21:28:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:20a4559e52619cf54633bb25c2d58b11d381f405edc0df0b0fb4355d7674714f

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.