ISRC SEWDL9957302
Verified recording
SEWDL9957302 is “Summertime” by Billie Holiday,
registered on the CopyrightChains blockchain with CopyrightID
0x0c879fd730b74752e71736113374eb499d18c696a8e4ac8571aefde3a0fb952d and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9957302.
Recording identifiers
- ISRC
- SEWDL9957302
- Title
- Summertime
- Artist
- Billie Holiday
- CopyrightID (CopyrightChains transaction hash)
0x0c879fd730b74752e71736113374eb499d18c696a8e4ac8571aefde3a0fb952d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:f6df73146db393b74a8d3ab9b7a9d32b6627e2ca7d3a85c3cabda384690b9d3a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9957302
- Bitcoin block existence check
- https://blockstream.info/api/block/960220