ISRC USFI89300373
Verified recording
USFI89300373 is “Introduction” by Otis Redding,
registered on the CopyrightChains blockchain with CopyrightID
0x2d75bc7f126e28ecf37d5d87cfeb0cd5e7a48f5b9b1b2c381ebd723caf63af42 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/USFI89300373.
Recording identifiers
- ISRC
- USFI89300373
- Title
- Introduction
- Artist
- Otis Redding
- CopyrightID (CopyrightChains transaction hash)
0x2d75bc7f126e28ecf37d5d87cfeb0cd5e7a48f5b9b1b2c381ebd723caf63af42
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:466e1be3e74dc045a3b287d5f2198c64609fab9df8e8990247b9cde4d19e0c66- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFI89300373
- Bitcoin block existence check
- https://blockstream.info/api/block/953520