Sommerbad Pankow

Recording identifiers

ISRC

QM6N21871745

CopyrightID (CopyrightChains transaction hash)

0x7ef09726cb43eeee2233899e6bef9728649fa1f963424f855e1d2ca21d7a4421

Copyright registration time

2026-06-24T10:10:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:11047fc1cc2858a1454f083ab05535d43b43df95d29f080af500873dcc4f1ee0

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.