Ravnica

Recording identifiers

ISRC

HRA049532303

CopyrightID (CopyrightChains transaction hash)

0x81f215fea265f869e82d32497bb9d91fda8fb4107db61ac7fc9a6ed26df4e964

Copyright registration time

2026-07-31T10:15:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T10:20:10Z

Bitcoin block

960389

Canonical record hash

sha256:97dc0610cc573e55d4de286a45799cfb572aae2d0f062ad534bb12ffd7227fa3

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.