ISRC US3M59454815
Verified recording
US3M59454815 is “Fourth Transition” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0x3ff90296e747b90d4fe46304b918a006c48886685922b46fff3bb63a85e5e78b 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/US3M59454815.
Recording identifiers
- ISRC
- US3M59454815
- Title
- Fourth Transition
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0x3ff90296e747b90d4fe46304b918a006c48886685922b46fff3bb63a85e5e78b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:fac2e761062b1963794f8dffa29164f1abcc3c88230f916eabf68c2c8766f8f2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3M59454815
- Bitcoin block existence check
- https://blockstream.info/api/block/960138