ISRC SEWDL9812108
Verified recording
SEWDL9812108 is “Joy Spring” by Clifford Brown,
registered on the CopyrightChains blockchain with CopyrightID
0x5734e0231e0a5be28125bb136c33b230c3ac335c72b1b1b7b76a15f8c6fbb8d0 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/SEWDL9812108.
Recording identifiers
- ISRC
- SEWDL9812108
- Title
- Joy Spring
- Artist
- Clifford Brown
- CopyrightID (CopyrightChains transaction hash)
0x5734e0231e0a5be28125bb136c33b230c3ac335c72b1b1b7b76a15f8c6fbb8d0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:125935844c4b2b96ff8e17618e8f6b14fd800e850bea52ec8efd1990bfbd0008- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9812108
- Bitcoin block existence check
- https://blockstream.info/api/block/956304