ISRC USSM16801240
Verified recording
USSM16801240 is “Summertime” by Big Brother & The Holding Company,
registered on the CopyrightChains blockchain with CopyrightID
0x0bd761656578fb8716c727146afc54ef4aa9fba95831acb03c1e5b8fba1c1a31 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM16801240.
Recording identifiers
- ISRC
- USSM16801240
- Title
- Summertime
- Artist
- Big Brother & The Holding Company
- CopyrightID (CopyrightChains transaction hash)
0x0bd761656578fb8716c727146afc54ef4aa9fba95831acb03c1e5b8fba1c1a31
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:5b3b9f888c1cf03c2773b50caf7e7f354fe6eadc4cde4afbfae12789e48a6daf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM16801240
- Bitcoin block existence check
- https://blockstream.info/api/block/953513