Somewhere Only We Know

Recording by Letters Lost.

Recording identifiers

ISRC
USA371403519
CopyrightID (CopyrightChains transaction hash)
0xa623fe1043116e356705968bdf8962e724f54c73b5f284a4233aec54f00c4ce4
Copyright registration time
2026-07-07T09:22:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e2ed22dd30619d5cd73a7802c41b14b466752506323cbd780b081e5883276431

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.