ISRC US83Z2151739
Verified recording
US83Z2151739 is “Needed Time” by Marbs,
registered on the CopyrightChains blockchain with CopyrightID
0x19bfb2a4bb57220d701cf1f0e85f46e1d34b6414a88c66f52a97ede97b8388fc and independently timestamped
in Bitcoin block 960500 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z2151739.
Recording identifiers
- ISRC
- US83Z2151739
- Title
- Needed Time
- Artist
- Marbs
- CopyrightID (CopyrightChains transaction hash)
0x19bfb2a4bb57220d701cf1f0e85f46e1d34b6414a88c66f52a97ede97b8388fc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:13:03+00:00
- Bitcoin block
- 960500
- Canonical record hash
sha256:766d1b2945857a8118c38290a47e23993a2afcac3fc3d71f4aa5b3942c82f1a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z2151739
- Bitcoin block existence check
- https://blockstream.info/api/block/960500