ISRC QM6MZ1517461
Verified recording
QM6MZ1517461 is “Perpetuum Mobile, Op. 257” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x84b8c6bafb221c0c070836565dfaa2b6aac0e218c26eadab56eccd4c77283d12 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ1517461.
Recording identifiers
- ISRC
- QM6MZ1517461
- Title
- Perpetuum Mobile, Op. 257
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x84b8c6bafb221c0c070836565dfaa2b6aac0e218c26eadab56eccd4c77283d12
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:846e43823bf1aaaa7333243301ae60c13efc8937164fdc078c5949a11bf500f4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ1517461
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Perpetuum Mobile, Op. 257 · Machine-readable JSON-LD