Adams: Grand Pianola Music: Pt. IA

Recording by John Adams.

Recording identifiers

ISRC
USNO19421904
CopyrightID (CopyrightChains transaction hash)
0x8a893ae35a8167011dce2092f85d1f436d717ee7ea370c36f19265cc38f9de21
Copyright registration time
2026-07-06T07:25:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-13T07:53:33Z
Bitcoin block
957819
Canonical record hash
sha256:e99194dcb5ceea12b4d83d7d9fd0a5b53a2a98ebe5ff4e57f24632ed4c7b1558

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.