Semper Fidelis

Recording by John Philip Sousa.

Recording identifiers

ISRC
TCADP1834097
CopyrightID (CopyrightChains transaction hash)
0x2941e39d7a953193b1351eb9b8198ca7dbc4742a47789c99240d30ed9eed0331
Copyright registration time
2026-07-07T16:39:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:71e50e48a197bf4e1104296b39daaad618abda56d4a0e59fbb7dc281d2760589

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.