ISRC QZ9Y21797576
Verified recording
QZ9Y21797576 is “Long Time” by Mike Posner,
registered on the CopyrightChains blockchain with CopyrightID
0xe0a1242a194d1f129ad26f72888fc31f6d7d93101393847a08d08040a9e7e947 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ9Y21797576.
Recording identifiers
- ISRC
- QZ9Y21797576
- Title
- Long Time
- Artist
- Mike Posner
- CopyrightID (CopyrightChains transaction hash)
0xe0a1242a194d1f129ad26f72888fc31f6d7d93101393847a08d08040a9e7e947
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:926c6ac233dbbc3e1a66306b4a8dbcf205217311839221dc5cdea961f5226cf6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ9Y21797576
- Bitcoin block existence check
- https://blockstream.info/api/block/959159