As Time Goes By

Recording by Herman Hupfeld.

Recording identifiers

ISRC
FR7JM2108170
CopyrightID (CopyrightChains transaction hash)
0x6fa26e2741e411d1da3f630375459e893f07ed55633b071e1d0e55f763c19b73
Copyright registration time
2026-07-07T05:32:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:599dfc7491f19499c03bcad80646ff4fc171f4d688ff6a086f347d1f869d60b6

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.