Adams: Grand Pianola Music: Pt. IB

Recording by John Adams.

Recording identifiers

ISRC
USNO19421905
CopyrightID (CopyrightChains transaction hash)
0x19c94138a1fcdcd19b2d07157f02ba6742f6aaa2b826c5631f1c4611e3531155
Copyright registration time
2026-07-06T18:53:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:dc83e1ebfe7ac9ab731a42f9956ef280f3e4d1b2fc8f06cbf79877b34d6090d4

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.