Time Spent

Recording by Quando Rondo.

Recording identifiers

ISRC
USAT22106588
CopyrightID (CopyrightChains transaction hash)
0xbfe46a008947bb02290a996c3e8cdc6acfa79de12360f871df0c2bfea93beed6
Copyright registration time
2026-06-09T18:36:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:c9dc83c775838c3fef5c3d4a5f6328a0124258e9791ae7d9114e044fbf4bbf38

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.