Blue Straggler

Recording by Mark Lettieri.

Recording identifiers

ISRC
DER412100066
CopyrightID (CopyrightChains transaction hash)
0x1c5b800131d547127f5b9949e455897495f66a3dfb42dcd181e53a5dda5b244a
Copyright registration time
2026-06-25T15:12:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:0bb63fbb8dfd1967c47b6a7c3033391a57436cd2d08941f82bb56cd7351649ac

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.