ISRC USQY50920073
Verified recording
USQY50920073 is “Big Bottom” by Spinal Tap,
registered on the CopyrightChains blockchain with CopyrightID
0xdb0ffb898a1be4199cf575c9806b352e021bf1c259d87a2d147b8bcbf323e1a9 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY50920073.
Recording identifiers
- ISRC
- USQY50920073
- Title
- Big Bottom
- Artist
- Spinal Tap
- CopyrightID (CopyrightChains transaction hash)
0xdb0ffb898a1be4199cf575c9806b352e021bf1c259d87a2d147b8bcbf323e1a9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:21df4ab405b9d864dfdc4ea011479cb69dcf5841ffef50067280e729aea2c10f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY50920073
- Bitcoin block existence check
- https://blockstream.info/api/block/957118