If I Say

Recording by Mumford & Sons.

Recording identifiers

ISRC
GBUM71806305
CopyrightID (CopyrightChains transaction hash)
0x4fac066a6f3c0d5a2f1c4e79ad9ea8a294cc827ad6a0a40a9e6f942674e137bf
Copyright registration time
2026-06-04T13:12:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:95a24d1f2f0a328b5cdb290f5f10c645433a65be53ac6a6d22966e4b22f7ae1b

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.