Line for Lyons - Live at Upsala October 30th. 1972 [Restauración 2024]

Recording by Dave Brubeck.

Recording identifiers

ISRC
ARU8P2400006
CopyrightID (CopyrightChains transaction hash)
0x36992a63b9cf06b74ce5a37c3057ec792295b27c5ab41f6bc5b7cf80a34371ce
Copyright registration time
2026-07-07T01:17:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:30a06f594e03bf2da04ca9e45261a70843ece7fa93bbedb451202515370db9a8

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.