ISRC USSM11505540
Verified recording
USSM11505540 is “The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 13” by Frederic Rzewski,
registered on the CopyrightChains blockchain with CopyrightID
0xdfb22b5b9dd024e335884d2dbb07d98c13c29564f193904ffbc812a85cc1ca55 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505540.
Recording identifiers
- ISRC
- USSM11505540
- Title
- The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 13
- Artist
- Frederic Rzewski
- CopyrightID (CopyrightChains transaction hash)
0xdfb22b5b9dd024e335884d2dbb07d98c13c29564f193904ffbc812a85cc1ca55
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:8855cc9f57b6ee888f26d6ab78828a94d5d37f7d4d16e29084b209c3180b29aa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505540
- Bitcoin block existence check
- https://blockstream.info/api/block/960111
Full record
Track page: The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 13 · Machine-readable JSON-LD