ISRC QM4TX1777239
Verified recording
QM4TX1777239 is “Motet: Angeli, Archangeli à 6 v.” by Heinrich Isaac,
registered on the CopyrightChains blockchain with CopyrightID
0x6d072ae4db3e8321eb5d5c2eb8ef8804647af5c93194499bce8dad97ab03a053 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1777239.
Recording identifiers
- ISRC
- QM4TX1777239
- Title
- Motet: Angeli, Archangeli à 6 v.
- Artist
- Heinrich Isaac
- CopyrightID (CopyrightChains transaction hash)
0x6d072ae4db3e8321eb5d5c2eb8ef8804647af5c93194499bce8dad97ab03a053
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:6748e7ed95167cf3bd8fc7580405c0ff3a9db1a4975fbf91caf487830ce68db4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1777239
- Bitcoin block existence check
- https://blockstream.info/api/block/960258
Full record
Track page: Motet: Angeli, Archangeli à 6 v. · Machine-readable JSON-LD