ISRC GBAYC0000789
Verified recording
GBAYC0000789 is “Missa brevis in A BWV 234: Cum Sancto Spiritu” by Guy Williams,
registered on the CopyrightChains blockchain with CopyrightID
0x364e717c93c37eb7c70937bbc1f79d0cfda71aa3615c2376e90406440bd34540 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000789.
Recording identifiers
- ISRC
- GBAYC0000789
- Title
- Missa brevis in A BWV 234: Cum Sancto Spiritu
- Artist
- Guy Williams
- CopyrightID (CopyrightChains transaction hash)
0x364e717c93c37eb7c70937bbc1f79d0cfda71aa3615c2376e90406440bd34540
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2d9a02a52514d636aa1329110b28b9702fac2eb4e97a527c9d1e3c5febe450d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000789
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Missa brevis in A BWV 234: Cum Sancto Spiritu · Machine-readable JSON-LD