Half a Minute

Recording by Tempo Rei.

Recording identifiers

ISRC
ITS041714796
CopyrightID (CopyrightChains transaction hash)
0xdcf61e08467be395fd727814ce8dfc49e91c5671260f3840ba309bbb28b3e98c
Copyright registration time
2026-07-31T21:22:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T22:27:44Z
Bitcoin block
960473
Canonical record hash
sha256:9e9e2f936952011b03b0c990e8f935b489a1b5626e4d6dea4838012d463f2108

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.