Pulvermacher

Recording by Adam Grupper.

Recording identifiers

ISRC
USC4R2552356
CopyrightID (CopyrightChains transaction hash)
0x51680b8dba6fa0b97ee542ff573178bc9b8bb71ece1e8ffc1be7c3f0df1303af
Copyright registration time
2026-07-07T03:48:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a7329ff4d6b282799c4b9e8a66410734e898a73f59ac298a429d853019b77e64

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.