When The Some Marchin' In

Recording by Louis Armstrong.

Recording identifiers

ISRC
QM2KL1800220
CopyrightID (CopyrightChains transaction hash)
0xdc17ac0aa7e3e9e94f2f7aca975049d455876b1f1e31458a6379e1b3912e6a0b
Copyright registration time
2026-07-07T02:43:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:7f3d3452e03b955860b81a35e2e5f72ed4a4b6c799feebaa9cc731fa98cf859a

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.