ISRC USAB10916423
Verified recording
USAB10916423 is “Ruddigore: Act II: Opening: "I Once Was"” by Sir Arthur Sullivan,
registered on the CopyrightChains blockchain with CopyrightID
0x6ac1f599f4375ccd2f0591be020e8e090c2b2f52196d828e98620cc429e0c027 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAB10916423.
Recording identifiers
- ISRC
- USAB10916423
- Title
- Ruddigore: Act II: Opening: "I Once Was"
- Artist
- Sir Arthur Sullivan
- CopyrightID (CopyrightChains transaction hash)
0x6ac1f599f4375ccd2f0591be020e8e090c2b2f52196d828e98620cc429e0c027
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:3ae0893ba25adf1ceaf60f6bdb035d99f10356bc3aaf0c71690499aea11e9ea9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAB10916423
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Ruddigore: Act II: Opening: "I Once Was" · Machine-readable JSON-LD