ISRC USQ4E1804021
Verified recording
USQ4E1804021 is “Armstrong Cabin” by Justin Hurwitz,
registered on the CopyrightChains blockchain with CopyrightID
0x345ff9cff1f2843cd5dda8965ff85c4e37a0d9c53fb453183b58087fa35ca9e1 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQ4E1804021.
Recording identifiers
- ISRC
- USQ4E1804021
- Title
- Armstrong Cabin
- Artist
- Justin Hurwitz
- CopyrightID (CopyrightChains transaction hash)
0x345ff9cff1f2843cd5dda8965ff85c4e37a0d9c53fb453183b58087fa35ca9e1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:6d09eafa007c775f4141b24f052c183a304083d098ec7d369cf120450190fab6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQ4E1804021
- Bitcoin block existence check
- https://blockstream.info/api/block/953513