E.C.T.

Recording by Cássia Eller.

Recording identifiers

ISRC
BRUM71101170
CopyrightID (CopyrightChains transaction hash)
0x2837ab6941aa0756247cff68acee2a7543585b0b4db5818b65fdf5ffefa512e3
Copyright registration time
2026-07-22T12:41:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T13:20:46Z
Bitcoin block
959132
Canonical record hash
sha256:f481b049eab47f84473bb7f1cb4d66b9ee5e23d63593fd89dde251666b108b0b

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.