Spem in alium

Recording by Thomas Tallis.

Recording identifiers

ISRC
GBAJY9040011
CopyrightID (CopyrightChains transaction hash)
0x3dfa44029eef99b7867fbfe46a8cfb4958a2013da33ff1d8a3ff29004ef876d8
Copyright registration time
2026-07-31T16:10:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T16:33:26Z
Bitcoin block
960435
Canonical record hash
sha256:792f0a2a4cadf8fc6024ff5549c75b13934381472c2e3b7ffcac6c45c873fa40

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.