ISRC GBUM71902538
Verified recording
GBUM71902538 is “Blackbird” by James Smith,
registered on the CopyrightChains blockchain with CopyrightID
0x5379237bf86fd6c7bb2caf3fbe68096469aaeacaf1e20e2f798de9bbcdaf544b 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/GBUM71902538.
Recording identifiers
- ISRC
- GBUM71902538
- Title
- Blackbird
- Artist
- James Smith
- CopyrightID (CopyrightChains transaction hash)
0x5379237bf86fd6c7bb2caf3fbe68096469aaeacaf1e20e2f798de9bbcdaf544b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:6ad96eda063ad2d867b675e5627cca26438406f55f15fb789d01de9604cc7e16- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71902538
- Bitcoin block existence check
- https://blockstream.info/api/block/953513