ISRC GBAYD9400110
Verified recording
GBAYD9400110 is “O sacred head, sore wounded ('Passion Chorale': English Hymnal No. 102; O Haupt voll Blud und Wunden from the St Matthew Passion BWV244 Nos. 21 & 72)” by Hans Leo Hassler,
registered on the CopyrightChains blockchain with CopyrightID
0xb40d2de7826ea1ca94926c6d6ed4de3d852e0a7a52178363e8ce81ded290d910 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD9400110.
Recording identifiers
- ISRC
- GBAYD9400110
- Title
- O sacred head, sore wounded ('Passion Chorale': English Hymnal No. 102; O Haupt voll Blud und Wunden from the St Matthew Passion BWV244 Nos. 21 & 72)
- Artist
- Hans Leo Hassler
- CopyrightID (CopyrightChains transaction hash)
0xb40d2de7826ea1ca94926c6d6ed4de3d852e0a7a52178363e8ce81ded290d910
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:db9603100bec7aa27ab5ec5a5cb87a7871f5dee0b4c4ee06f06a9bf4a6732b7c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD9400110
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: O sacred head, sore wounded ('Passion Chorale': English Hymnal No. 102; O Haupt voll Blud und Wunden from the St Matthew Passion BWV244 Nos. 21 & 72) · Machine-readable JSON-LD