Olav Trygvason

Recording by Friedrich August Reissiger.

Recording identifiers

ISRC
NOEHX1612030
CopyrightID (CopyrightChains transaction hash)
0xe9da4d3f29f5e78610dc78f7f967d7a08127f98d4b223403995df5f9ac056a58
Copyright registration time
2026-07-07T03:03:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:eb64d762f66274940be03a898e133abf647b6a12649f8539f255191e200961bf

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.