ISRC USUG12402552
Verified recording
USUG12402552 is “Cassandra” by Taylor Swift,
registered on the CopyrightChains blockchain with CopyrightID
0x228a035c8b5578507ea133ecccafe0e7a25c8fc81ca7a87f8c93c6fb502b7d31 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/USUG12402552.
Recording identifiers
- ISRC
- USUG12402552
- Title
- Cassandra
- Artist
- Taylor Swift
- CopyrightID (CopyrightChains transaction hash)
0x228a035c8b5578507ea133ecccafe0e7a25c8fc81ca7a87f8c93c6fb502b7d31
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:a45d171f560827dee654d6025bd5d3c3241853ed469109a3da929d770d63b569- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUG12402552
- Bitcoin block existence check
- https://blockstream.info/api/block/953513