ISRC USHM21379492
Verified recording
USHM21379492 is “Rzeka Wspomnien / The River Of Memories” by Quidam,
registered on the CopyrightChains blockchain with CopyrightID
0xf30b98f29dff7aa475d51dedca7e79e22ce0e09274eb170cd6bda3101313c394 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21379492.
Recording identifiers
- ISRC
- USHM21379492
- Title
- Rzeka Wspomnien / The River Of Memories
- Artist
- Quidam
- CopyrightID (CopyrightChains transaction hash)
0xf30b98f29dff7aa475d51dedca7e79e22ce0e09274eb170cd6bda3101313c394
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:8ff68a16bab81fa7f30fea0c3fe46b20e43e579698f0b5603a908f9f8493568c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21379492
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Rzeka Wspomnien / The River Of Memories · Machine-readable JSON-LD