Tavşan

Recording by Contra.

Recording identifiers

ISRC
TCADU1843430
CopyrightID (CopyrightChains transaction hash)
0x50035bd6db851e2b575b2698537d2da1a0ded5d131c1964dcb0fc81bf6a93cbc
Copyright registration time
2026-06-04T15:37:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:944441679754a38155cd5defe5314ab1c55738d993392aecf05688539a1fe2a0

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.