Bluebird

Recording by Buffalo Springfield.

Recording identifiers

ISRC
USEE10900076
CopyrightID (CopyrightChains transaction hash)
0xc3f9b343fc60050433fdb74cec6b90f31a490bef9307accf5f1f5a2568d67e01
Copyright registration time
2026-06-08T08:06:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ea347d131fcae353dcc607d9310bcf27cb725aa5d62f763f417a82b4aae05b97

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.