Letter

Recording by Meg Mac.

Recording identifiers

ISRC
AU2DY2200115
CopyrightID (CopyrightChains transaction hash)
0x5717b81f92cb3a27b4994b5f33c698b186f45615f8a2667780a833ad9ebbccdc
Copyright registration time
2026-06-08T02:42:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:dfee14011163f373839d2acd0db427c53adb29c2f9e325ebc85daf876d982b63

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.