ISRC QMJMT1600974
Verified recording
QMJMT1600974 is “Been A Long Time” by Mustard,
registered on the CopyrightChains blockchain with CopyrightID
0x711a07b910afbfd2033b0c1220a970339e8d8496b012ad04f6760f1add8d6da2 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/QMJMT1600974.
Recording identifiers
- ISRC
- QMJMT1600974
- Title
- Been A Long Time
- Artist
- Mustard
- CopyrightID (CopyrightChains transaction hash)
0x711a07b910afbfd2033b0c1220a970339e8d8496b012ad04f6760f1add8d6da2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:152eea2853e6d1c2f2bf638082051cb010942f3445bcdfb2c34337c86df2ed33- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMJMT1600974
- Bitcoin block existence check
- https://blockstream.info/api/block/953515