Taschenrechner

Recording by Plusmacher.

Recording identifiers

ISRC
DEQ121535619
CopyrightID (CopyrightChains transaction hash)
0x07cc31e7febf35aafc83263cffcfb0722972aa1850f8fa1d2b2ebb8b79f7e9d2
Copyright registration time
2026-06-18T03:25:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a0c09a675eda30a2857cd98872bafae4484c52f256e95e484807f01da9e897be

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.