ISRC GBH2A1730001
Verified recording
GBH2A1730001 is “Requiem: No. 4, Tractus. Sicut cervus desiderat” by Johannes Ockeghem,
registered on the CopyrightChains blockchain with CopyrightID
0x8f7656f11542425340c76fe29a4d4c4055ae5c4c654f0c3baecfa32b6dfe28b3 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBH2A1730001.
Recording identifiers
- ISRC
- GBH2A1730001
- Title
- Requiem: No. 4, Tractus. Sicut cervus desiderat
- Artist
- Johannes Ockeghem
- CopyrightID (CopyrightChains transaction hash)
0x8f7656f11542425340c76fe29a4d4c4055ae5c4c654f0c3baecfa32b6dfe28b3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:bb930e98e96879ff5ceb1d539da8097bba288b18bd2138cd7a82ff9897e7fe02- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBH2A1730001
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Requiem: No. 4, Tractus. Sicut cervus desiderat · Machine-readable JSON-LD