I Lissabon

Recording by Margareta Kjellberg.

Recording identifiers

ISRC
SEVCE9801140
CopyrightID (CopyrightChains transaction hash)
0x3d8941bbb7a80349acacef5ab66a79ae74135873e9db42af685867e2cc3e62fb
Copyright registration time
2026-07-06T20:32:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e54824456a8d87c155fa474f84b970dbe1b31394b0427a2056177258a052070b

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.