Trem da Central

Recording by Sandra De Sá.

Recording identifiers

ISRC
BRRGE8300097
CopyrightID (CopyrightChains transaction hash)
0x36ab166ee6b14e64b9feb837bfc18584126b0564bc4e478e63cf7a1de7efe586
Copyright registration time
2026-06-06T09:46:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c9228281f4fa33f0adc6161cbd527d7f8e7112b68410c88aecd5cad40479b78e

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.