Hands Across the Sea

Recording by John Philip Sousa.

Recording identifiers

ISRC
NLA505801399
CopyrightID (CopyrightChains transaction hash)
0x317bb21076e94411f024cfe9433e5bdb4d7630179cbf44253381f84431c916a7
Copyright registration time
2026-07-30T18:45:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:42:40Z
Bitcoin block
960300
Canonical record hash
sha256:9ceed6d937c27506be7e010c89b7ba05a33c6a7028d947c4186f5c20f0903bea

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.