TEMPO DE OPINIÃO.

Recording by Marcelo D2.

Recording identifiers

ISRC
BXC7X2300008
CopyrightID (CopyrightChains transaction hash)
0xae5a735839bf467abf19107e60d6217f9b1d86291023c9ce6660b8187619365e
Copyright registration time
2026-06-07T00:13:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:ec6b36622994c2d2d5a102adf136cc9ee4fbea86e0fce14fae8bfba8be5d6a96

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.