The Time Curve Preludes: No. 7

Recording by William Duckworth.

Recording identifiers

ISRC
ITP901300010
CopyrightID (CopyrightChains transaction hash)
0x14f6906d8cc1da0324b9984b7d27ae1b5499bf7e9b9a9d0a1d220fdcecb3239c
Copyright registration time
2026-07-07T03:58:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5b9766d3aa6e55a66eaf53b0297dbb3669b0ce91159b09c6afb28e5a60736e18

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.