Spem in alium

Recording by Thomas Tallis.

Recording identifiers

ISRC
HKI190506001
CopyrightID (CopyrightChains transaction hash)
0x202e4b8cb288cc05c81e002794a373b466ee4b6a67875aa598162d0c677484d2
Copyright registration time
2026-07-07T20:24:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:8207b79e9190a5b0aa09b73ff1a3de21864e3b9e68c8a00b87b16f1898ce0a18

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.