Looking Back

Recording by Harvey Mason.

Recording identifiers

ISRC
USC4R1402210
CopyrightID (CopyrightChains transaction hash)
0xc46fa32518edca1a9da1c844c58bb4a6b1d05bd579283e37bb9a08e796766331
Copyright registration time
2026-07-07T16:26:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4b64bda62d8a0b3db2abe1451358f4796f47abbc9adc6da243382c2ae52b7419

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.