A Vertiginous Speed

Recording by Raül Refree.

Recording identifiers

ISRC
ES5591800280
CopyrightID (CopyrightChains transaction hash)
0xbe3cf2e17f4b1ad4fe369102f5bc2bd8b9c257c2577030038497130d5e0d5cef
Copyright registration time
2026-07-30T08:42:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:37:10Z
Bitcoin block
960236
Canonical record hash
sha256:681bf724d089e218a40ce88f3b8299ddd0d438081ee098c120a3a8b8fb3b7806

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.