A Trança

Recording identifiers

ISRC

BCO3K2300069

CopyrightID (CopyrightChains transaction hash)

0x676788cc6eba309a05a9224f4bb1535e4ec3b427997be72b195b81d57d04583c

Copyright registration time

2026-07-06T09:10:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-07T14:04:01Z

Bitcoin block

957046

Canonical record hash

sha256:b912cb560fd71a518abc8923c91b11e6f23c3ffb2fa939ce656c8b291aa75c15

• 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.