ISRC USSM11203220
Verified recording
USSM11203220 is “Collision” by Marc Streitenfeld,
registered on the CopyrightChains blockchain with CopyrightID
0xabbd7c657e77258fb9cf8b5d7eff1bc063e63cfd820fdda2c7cda5db4b40c85f and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203220.
Recording identifiers
- ISRC
- USSM11203220
- Title
- Collision
- Artist
- Marc Streitenfeld
- CopyrightID (CopyrightChains transaction hash)
0xabbd7c657e77258fb9cf8b5d7eff1bc063e63cfd820fdda2c7cda5db4b40c85f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:2b2c3f6b19a921221e5f1dd764f67b2fcc2c1f296e81f1d0905116935361da79- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203220
- Bitcoin block existence check
- https://blockstream.info/api/block/953520