ISRC DEF066717930
Verified recording
DEF066717930 is “Take Seven” by Bert Kaempfert,
registered on the CopyrightChains blockchain with CopyrightID
0x4755c0ec0603277dfae865f937d834a5f578bc9c8a7f91bcb83ed4f59279a0a9 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066717930.
Recording identifiers
- ISRC
- DEF066717930
- Title
- Take Seven
- Artist
- Bert Kaempfert
- CopyrightID (CopyrightChains transaction hash)
0x4755c0ec0603277dfae865f937d834a5f578bc9c8a7f91bcb83ed4f59279a0a9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:a177ceaa7c9045b33ef6b636401ca4582135ff31575d97124283b641076a4a0f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066717930
- Bitcoin block existence check
- https://blockstream.info/api/block/960138