Spontaneous Construction

Recording by Duffrey.

Recording identifiers

ISRC
USQY51774032
CopyrightID (CopyrightChains transaction hash)
0xc8097370f26a748f3f9ecd3a45b74ee68421583067e5c4be309bdcdde980110c
Copyright registration time
2026-07-30T19:22:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:42:40Z
Bitcoin block
960300
Canonical record hash
sha256:58e4d14eed1b97b6635ab8d488605c4c91b8cd5f872ebc29a9f24a6f7cf6c34b

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.