This Old Man

Recording by Matthew Mayer.

Recording identifiers

ISRC
US5ED2202175
CopyrightID (CopyrightChains transaction hash)
0x92dbe516ea977486c3f849f3979729c4fe4952a8e3647d69291f2dcdf1688ecd
Copyright registration time
2026-06-26T07:01:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:63ed33f55857983a52143f7789618ad54dfc5673670363d00dffded3272bcf22

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.