ISRC USUM71211156
Verified recording
USUM71211156 is “Black Angel's Death Song - Alternative Mix” by The Velvet Underground,
registered on the CopyrightChains blockchain with CopyrightID
0x05ab088c4c6888830573357d845112558645e9977275be5dc0025da9c2c8435b and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71211156.
Recording identifiers
- ISRC
- USUM71211156
- Title
- Black Angel's Death Song - Alternative Mix
- Artist
- The Velvet Underground
- CopyrightID (CopyrightChains transaction hash)
0x05ab088c4c6888830573357d845112558645e9977275be5dc0025da9c2c8435b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:c0e7c4d7955322d40d64d2ba086ee54fc5956fd2c52f21ade1cdc25d0f277a29- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71211156
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Black Angel's Death Song - Alternative Mix · Machine-readable JSON-LD