B1B2

Recording by Mr Mantega.

Recording identifiers

ISRC
FR9Z62100287
CopyrightID (CopyrightChains transaction hash)
0x78aa00835a2771110f79284829a342d78c75bc146c172a7fbef8836fe1664c14
Copyright registration time
2026-06-27T13:29:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b05684935a36ce8636c7f73c8f45c72d8fbf037dbe922e6d8ac0317560b314f0

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.