Tango

Recording by Igor Stravinsky.

Recording identifiers

ISRC
USSM19929975
CopyrightID (CopyrightChains transaction hash)
0x477f082b71f5909784326bb3d418a275b18dd39651bc5c264a883e6bb4dd775d
Copyright registration time
2026-07-07T08:20:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:93846287958e86f13db552c5be9ff4d49185ad728bb89b56ec951aa6b6ccdcd2

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.