Sad Fanfare

Recording by PMI Marching Band.

Recording identifiers

ISRC
IT7152594209
CopyrightID (CopyrightChains transaction hash)
0x5d38cae2d450350a789ef79886525b59450f9b1051a8b28be80a98efa1436e99
Copyright registration time
2026-07-30T04:22:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T04:47:22Z
Bitcoin block
960207
Canonical record hash
sha256:649424c8f08bd0ad9dcbcfb42a4a2a2be2e81606ba40349191561c35b0135505

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.