Approaching Spring

Recording by Thomas Kessler.

Recording identifiers

ISRC
QZDA42108564
CopyrightID (CopyrightChains transaction hash)
0xb627e5283e7c542d2b53f8f37aac522ad64cb98e26792f7d9ff027a194daaaf1
Copyright registration time
2026-06-18T06:53:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5d8a5b2db4cb1631d6f7e2074c65b1ae1e259535630cd0c72f45fc00a89f0823

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.