Apology Letter

Recording by Yo La Tengo.

Recording identifiers

ISRC
USMTD2200485
CopyrightID (CopyrightChains transaction hash)
0xa68c477c782e41a67f23d8b700b562da778e1f7f012f48fd26e7239d38c6fadc
Copyright registration time
2026-06-08T02:29:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:e1854b33fe24aeec8456a4b8abd41883cb948831d7ae4cd0c1ec69b4e0721d44

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.