ISRC USUM70744509
Verified recording
USUM70744509 is “Tighten Up Your Wig - Live at The Matrix, San Francisco/1967” by Steppenwolf,
registered on the CopyrightChains blockchain with CopyrightID
0xd3583f45b5c3d08950a14315c65e99dc67a8406cec1df8e3885d0b6da389b64d and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70744509.
Recording identifiers
- ISRC
- USUM70744509
- Title
- Tighten Up Your Wig - Live at The Matrix, San Francisco/1967
- Artist
- Steppenwolf
- CopyrightID (CopyrightChains transaction hash)
0xd3583f45b5c3d08950a14315c65e99dc67a8406cec1df8e3885d0b6da389b64d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:56d737e3142c9a73b338241d157f7c007bdb465bc40688d4c51ea0ba8e382152- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70744509
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Tighten Up Your Wig - Live at The Matrix, San Francisco/1967 · Machine-readable JSON-LD