Lenda

Recording by Antônio Carlos Jobim.

Recording identifiers

ISRC
QMDA61497065
CopyrightID (CopyrightChains transaction hash)
0xcde82b1a08acde905740bff1edf2e292d5184d785ae7c0f535db55dec0729f4d
Copyright registration time
2026-07-29T16:21:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:daa4d8ac57f841a50c033bd26e9448eb7c65409224e05eba67014ec6c5dbfbff

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.