ISRC GBUM71906947
Verified recording
GBUM71906947 is “So Serious” by Sam Smith,
registered on the CopyrightChains blockchain with CopyrightID
0x98dc9e0d4fffd3e952d4df14955649a8b3308feabcd4bc175da4a9541085aff6 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/GBUM71906947.
Recording identifiers
- ISRC
- GBUM71906947
- Title
- So Serious
- Artist
- Sam Smith
- CopyrightID (CopyrightChains transaction hash)
0x98dc9e0d4fffd3e952d4df14955649a8b3308feabcd4bc175da4a9541085aff6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:cc68a9d42962be0bee439db73984fdfdd97fbadc66a22626936e7e49ec39ea76- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71906947
- Bitcoin block existence check
- https://blockstream.info/api/block/953513