Intermezzo3

Recording by Calcutta .

Recording identifiers

ISRC
ITLGE2300085
CopyrightID (CopyrightChains transaction hash)
0xffcfe5c0f1424d53271bb0db96fac2c7a9d064cb81f27f4866481f0259699502
Copyright registration time
2026-06-06T03:19:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:6b5092d687712a06d976fd5fa22a5078fb4013151de4039eabc719b3f56029ca

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.