Yesterday

Recording by Henry Arland.

Recording identifiers

ISRC
DEA609600409
CopyrightID (CopyrightChains transaction hash)
0xe995217e249bf7ced4bed85f9e41b1ccee04b1c4d5d05221f52549740769e70d
Copyright registration time
2026-07-07T04:57:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:bb153662c5425dd6ab873e7bf4fd26a13f66f436215d47c9d51f517626afe973

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.