ISRC CH0279604220
Verified recording
CH0279604220 is “Blaue Stunde” by Greta Keller,
registered on the CopyrightChains blockchain with CopyrightID
0xc1e8d762505d82be04968d33f672b6cb486cb85370c23aeb39a7c2471b4a6ae2 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0279604220.
Recording identifiers
- ISRC
- CH0279604220
- Title
- Blaue Stunde
- Artist
- Greta Keller
- CopyrightID (CopyrightChains transaction hash)
0xc1e8d762505d82be04968d33f672b6cb486cb85370c23aeb39a7c2471b4a6ae2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:82f72b71f3b7355e5da3bce5326ab26d1885090b5e0a987080f25a6abf833952- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0279604220
- Bitcoin block existence check
- https://blockstream.info/api/block/956304