Sentimental Trumpet

Recording by Choi Cheol-ho.

Recording identifiers

ISRC
KRC691500055
CopyrightID (CopyrightChains transaction hash)
0xabb64ab7c2494e6d9da0c59d9a8b6e03fcacc9dbd76ad85d89877fd51ffb9744
Copyright registration time
2026-07-06T08:51:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:1e4d760dea436583e72a8c5fae61f13133186fe67c15b10d86e4a7ea06a84738

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.