ISRC USUM71909620
Verified recording
USUM71909620 is “First Time” by Grey,
registered on the CopyrightChains blockchain with CopyrightID
0x8a6dcaf57038cec97b48504f78f9bc048540368f9ad644dd71542391ece59c5d 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/USUM71909620.
Recording identifiers
- ISRC
- USUM71909620
- Title
- First Time
- Artist
- Grey
- CopyrightID (CopyrightChains transaction hash)
0x8a6dcaf57038cec97b48504f78f9bc048540368f9ad644dd71542391ece59c5d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:b946ed5f6f1c798a5e919f9595adb7dabb6bfcd07ad11cc8004eb65cbf42fef0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71909620
- Bitcoin block existence check
- https://blockstream.info/api/block/953520