ISRC QZTB52320382
Verified recording
QZTB52320382 is “Bar Yochai - בר יוחאי” by Matt Dubb,
registered on the CopyrightChains blockchain with CopyrightID
0xaf50d6387889660ff39d07e251e9b73b5be5fb0f5d14a3b7fa43fb3e779da272 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB52320382.
Recording identifiers
- ISRC
- QZTB52320382
- Title
- Bar Yochai - בר יוחאי
- Artist
- Matt Dubb
- CopyrightID (CopyrightChains transaction hash)
0xaf50d6387889660ff39d07e251e9b73b5be5fb0f5d14a3b7fa43fb3e779da272
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:02fc79f5a03d2868f60d8ab48bd9054d06b4d759e8e2cb503ca414288e10c791- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB52320382
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Bar Yochai - בר יוחאי · Machine-readable JSON-LD