ISRC USBC10500363
Verified recording
USBC10500363 is “My Friends” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0xcad299d86ece0eeabf8d7b23e0e96993b535a41b782ccbb489bc94d126e440e9 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10500363.
Recording identifiers
- ISRC
- USBC10500363
- Title
- My Friends
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0xcad299d86ece0eeabf8d7b23e0e96993b535a41b782ccbb489bc94d126e440e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:900f8b80d134c27e03c0fb3eb80e6afae2667e84f348e28d7a71b060d01d0d04- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10500363
- Bitcoin block existence check
- https://blockstream.info/api/block/953520