Equipoise

Recording by Roy Haynes.

Recording identifiers

ISRC
USTR80302566
CopyrightID (CopyrightChains transaction hash)
0x508a645ec90731203cdc5c71af84b86c62760d667b3359721695045b6de8ba06
Copyright registration time
2026-07-06T06:58:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-21T16:19:24Z
Bitcoin block
957026
Canonical record hash
sha256:745d87bcc12f765e309ab1c66b1034939012f87e84d9348ef8c1da9daabe5166

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.