ISRC USRC11400973
Verified recording
USRC11400973 is “Hostage” by Sia,
registered on the CopyrightChains blockchain with CopyrightID
0x6236d587169136c46ce8fa164ab7d59806ee185bd7b7a103baecf39567b4df3e 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/USRC11400973.
Recording identifiers
- ISRC
- USRC11400973
- Title
- Hostage
- Artist
- Sia
- CopyrightID (CopyrightChains transaction hash)
0x6236d587169136c46ce8fa164ab7d59806ee185bd7b7a103baecf39567b4df3e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:aa96b58a9321b965b4ea966f80059ca36860422fc510c5b08a617367f9674472- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11400973
- Bitcoin block existence check
- https://blockstream.info/api/block/953513