Two Hours

Recording by Shaw Calhoune.

Recording identifiers

ISRC
QZES72417406
CopyrightID (CopyrightChains transaction hash)
0xddab09a3454a0e4b8b6dc38de2ad777988b5c3a78c76311ffac6e6e165e7316e
Copyright registration time
2026-07-31T04:03:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T04:14:58Z
Bitcoin block
960344
Canonical record hash
sha256:eb5b040fc86b65ba10e212d89183e43c2c002e06b8dd7f68cdf8d0e311f99cb3

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.