ISRC DEE219778304
Verified recording
DEE219778304 is “Requiem” by Jacob Obrecht,
registered on the CopyrightChains blockchain with CopyrightID
0x488ed5cfcd9cb206042b368cca47d18dbda083e7ac658f605ae42ac7df6dd7ee and independently timestamped
in Bitcoin block 960268 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE219778304.
Recording identifiers
- ISRC
- DEE219778304
- Title
- Requiem
- Artist
- Jacob Obrecht
- CopyrightID (CopyrightChains transaction hash)
0x488ed5cfcd9cb206042b368cca47d18dbda083e7ac658f605ae42ac7df6dd7ee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:53:07+00:00
- Bitcoin block
- 960268
- Canonical record hash
sha256:d5dd3efd2b9ffc10ba326bbc4ce5bf300a2df1bf6dc039af90da583899b4b952- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE219778304
- Bitcoin block existence check
- https://blockstream.info/api/block/960268