ISRC QMRSZ1601343
Verified recording
QMRSZ1601343 is “Roller Derby Queen” by Jim Croce,
registered on the CopyrightChains blockchain with CopyrightID
0xe0ef19eb5866cc844a151fce1691e4c99c2060fdc37c5ee29d2905871424ba5e 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/QMRSZ1601343.
Recording identifiers
- ISRC
- QMRSZ1601343
- Title
- Roller Derby Queen
- Artist
- Jim Croce
- CopyrightID (CopyrightChains transaction hash)
0xe0ef19eb5866cc844a151fce1691e4c99c2060fdc37c5ee29d2905871424ba5e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:24a61aa9541fbc88a90d207352e206a6f6b30784859f2649c7d9e1741cdff727- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMRSZ1601343
- Bitcoin block existence check
- https://blockstream.info/api/block/953513