Sylvia

Recording by Ta-ku.

Recording identifiers

ISRC
DEQ121319397
CopyrightID (CopyrightChains transaction hash)
0xd1e8b01abe58297080df489ede9bfd7c20f91d8f66ab45d6b4cc07800d5270b1
Copyright registration time
2026-06-27T10:51:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:39b10c64d5c9e7267e94781c951d70c3e8ff9edad6270633035af5ce924479b7

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.