East 12th Street Band

Recording by Joe Zawinul.

Recording identifiers

ISRC
QM7281540394
CopyrightID (CopyrightChains transaction hash)
0xd2e29c798004d5ab3f31a4950b252a9d06a1c1eb84d17ad62d556c988bf4b207
Copyright registration time
2026-07-07T10:16:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:51bf6b89602099fd2a38b4a0ab2c727c21cdd6cae0851c577b6ae00d6c9aa37e

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.