Hollow Hemispheres

Recording by John Tejada.

Recording identifiers

ISRC
DEU671100089
CopyrightID (CopyrightChains transaction hash)
0x26aa6ee956a20586dd30e9ff63519c8b17b860dadd3615e1adc517da222efb9d
Copyright registration time
2026-06-18T03:13:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:806a837d5607e73ecf61cb447ebfeab63ea3ecccf3ff39d0cbb7a4544187ef2c

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.