Spem in alium

Recording by Thomas Tallis.

Recording identifiers

ISRC
GBASH0423303
CopyrightID (CopyrightChains transaction hash)
0xcb5913bf9929e06bed00189a17996acb04a33f470b95db891c7ade2e7bb898cc
Copyright registration time
2026-07-07T14:46:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:02c97bbd023af0266fe6d516cca2e71ec3d18d611f8db4896d57f3ccd0001fc3

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.