Intermezzo 2

Recording by Calcutta .

Recording identifiers

ISRC
ITL771502059
CopyrightID (CopyrightChains transaction hash)
0x94e60d2c99e5cadba9a0a73a2cda24aabc45f20f2749a82f1b72e14ff1847fb7
Copyright registration time
2026-06-08T01:48:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:99296eb4e027c6ec0b438a2da5e7d34f3ad46a6b1f337cf0d5005fa6ac5f28bc

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.