Hefvermogen

Recording by Hef.

Recording identifiers

ISRC
NLD321000110
CopyrightID (CopyrightChains transaction hash)
0xf1ae3c785d5e79ae926a8094561f4c2d6b6320da50fcd05745c6542f2bd4c2ba
Copyright registration time
2026-06-10T01:12:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:fa381e8016f72fe82a583fd9afda5d5e310956e2cd395abadbe910c5e2dc34e4

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.