ISRC GBUM72303865

Verified recording

GBUM72303865 is “Fantasia on Greensleeves” by Ralph Vaughan Williams, registered on the CopyrightChains blockchain with CopyrightID 0xa819b1952dc6887d52a03ca55bedadb4c6b3712b4668ba0028615a6ad8a01937 and independently timestamped in Bitcoin block 960144 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72303865.

Recording identifiers

ISRC
GBUM72303865
Title
Fantasia on Greensleeves
Artist
Ralph Vaughan Williams
CopyrightID (CopyrightChains transaction hash)
0xa819b1952dc6887d52a03ca55bedadb4c6b3712b4668ba0028615a6ad8a01937

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47+00:00
Bitcoin block
960144
Canonical record hash
sha256:e7d429b9b3163940dd1b594d3e9c56ab01b3f73512971f61433a8d6248416eb8
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72303865
Bitcoin block existence check
https://blockstream.info/api/block/960144

Full record

Track page: Fantasia on Greensleeves · Machine-readable JSON-LD