ISRC DELV42400037
Verified recording
DELV42400037 is “The Call of Ktulu” by Apocalyptica,
registered on the CopyrightChains blockchain with CopyrightID
0x15a8fc759b69f035df193a67148b39b4685a2aeed1c562d4bfc5ae3e3c3d36f1 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELV42400037.
Recording identifiers
- ISRC
- DELV42400037
- Title
- The Call of Ktulu
- Artist
- Apocalyptica
- CopyrightID (CopyrightChains transaction hash)
0x15a8fc759b69f035df193a67148b39b4685a2aeed1c562d4bfc5ae3e3c3d36f1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:1d88d2f9fb03cb7aa97508b43429271b4280eef24dfea232795a3e571e83ca02- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELV42400037
- Bitcoin block existence check
- https://blockstream.info/api/block/953520