ISRC USSM11505538
Verified recording
USSM11505538 is “The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 11 - Tempo I. Like fragments of an absent melody, in strict time” by Frederic Rzewski,
registered on the CopyrightChains blockchain with CopyrightID
0xee6f0404830a0eadbdd32bd6e8da50fa03c88db0a848353bc7626485693a8623 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505538.
Recording identifiers
- ISRC
- USSM11505538
- Title
- The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 11 - Tempo I. Like fragments of an absent melody, in strict time
- Artist
- Frederic Rzewski
- CopyrightID (CopyrightChains transaction hash)
0xee6f0404830a0eadbdd32bd6e8da50fa03c88db0a848353bc7626485693a8623
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:a70ef16c899ff5f88f542e09c59e9f7ff33b132bbea91ae57d207377f4326e7c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505538
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: The People United Will Never Be Defeated! - 36 Variations on ¡El pueblo unido jamás será vencido!: Var. 11 - Tempo I. Like fragments of an absent melody, in strict time · Machine-readable JSON-LD