ISRC PHUM72100310
Verified recording
PHUM72100310 is “First & Last” by Zack Tabudlo,
registered on the CopyrightChains blockchain with CopyrightID
0xb37d9bc61c10b59a372b6ea357ee0856771805031d9cd44fd119f186b1524678 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/PHUM72100310.
Recording identifiers
- ISRC
- PHUM72100310
- Title
- First & Last
- Artist
- Zack Tabudlo
- CopyrightID (CopyrightChains transaction hash)
0xb37d9bc61c10b59a372b6ea357ee0856771805031d9cd44fd119f186b1524678
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:55514b76e4f2e1292ce12ceb624cc114aca7a79d8bb5960770b041c34e5654dd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PHUM72100310
- Bitcoin block existence check
- https://blockstream.info/api/block/953513