ISRC US3M59454807
Verified recording
US3M59454807 is “Second Transition” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0x90535d5b6f1542314ee112a4cd81968c7fc4419b56df278f3f5247a68e5184af and independently timestamped
in Bitcoin block 959132 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3M59454807.
Recording identifiers
- ISRC
- US3M59454807
- Title
- Second Transition
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0x90535d5b6f1542314ee112a4cd81968c7fc4419b56df278f3f5247a68e5184af
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T13:20:46+00:00
- Bitcoin block
- 959132
- Canonical record hash
sha256:61ad9c130f235ddd45682bdcf1837f5e59ffb1e3aee0799f9a8f96992be930e0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3M59454807
- Bitcoin block existence check
- https://blockstream.info/api/block/959132