ISRC QMBZ91713318
Verified recording
QMBZ91713318 is “Monologue No. 17 for Violoncello "On a Swedish Folk tune": II. Allegro vivace” by Erland von Koch,
registered on the CopyrightChains blockchain with CopyrightID
0xba7e2732cec86420cac9272be8d0cb132f34107cf0ff5cbfb52d5c8b4272d4bf and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91713318.
Recording identifiers
- ISRC
- QMBZ91713318
- Title
- Monologue No. 17 for Violoncello "On a Swedish Folk tune": II. Allegro vivace
- Artist
- Erland von Koch
- CopyrightID (CopyrightChains transaction hash)
0xba7e2732cec86420cac9272be8d0cb132f34107cf0ff5cbfb52d5c8b4272d4bf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:1c0a1394d2852df41af91ff63bb3a4216f45deac2b78fd4f6c167c2a825bd383- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91713318
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Monologue No. 17 for Violoncello "On a Swedish Folk tune": II. Allegro vivace · Machine-readable JSON-LD