ISRC CH0271109850
Verified recording
CH0271109850 is “Alexanders Ragtime Band - Yes Sir, thats my baby - Goody goody” by Claudius Alzner,
registered on the CopyrightChains blockchain with CopyrightID
0x67271ceca3003563b044dbf11226ee1b42db3a885ccba59ebc06d86fffa71cf5 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0271109850.
Recording identifiers
- ISRC
- CH0271109850
- Title
- Alexanders Ragtime Band - Yes Sir, thats my baby - Goody goody
- Artist
- Claudius Alzner
- CopyrightID (CopyrightChains transaction hash)
0x67271ceca3003563b044dbf11226ee1b42db3a885ccba59ebc06d86fffa71cf5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:56e2f30a6280de7321f8b2216b4b627ab8d159ca6c6305ca7074e88cb8a0abf7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0271109850
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Alexanders Ragtime Band - Yes Sir, thats my baby - Goody goody · Machine-readable JSON-LD