Debutante Waltz for Piano

Recording by Evan Call.

Recording identifiers

ISRC
JPI102001428
CopyrightID (CopyrightChains transaction hash)
0x187f35896b5459905f894b9bff4a697e000860c01edb118548a76d2c771b5759
Copyright registration time
2026-06-09T15:38:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a9bac5b9b0ed88a115ea613ab8c20eb735b5821b8bce5c091b5c11dca32aa9e3

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.