No Cais

Recording by Abraão Carvalho.

Recording identifiers

ISRC
QZNJW2405355
CopyrightID (CopyrightChains transaction hash)
0x07d98d09f7d0ef2fe3e5d98a34dac2773d64860c5d4bf4ab9cd99ae615dd7d66
Copyright registration time
2026-06-22T08:19:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f0c2b49b2e096fc0ebb8686d160e6a534f83249b656c958330f5e8f1946da07e

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.