ISRC QMQXU1800023
Verified recording
QMQXU1800023 is “Working The Boulder Problem” by Marco Beltrami,
registered on the CopyrightChains blockchain with CopyrightID
0x4acc31c9597aead1a50280b211b45df9e2a5872cce6259900e9a6c7d62e31425 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMQXU1800023.
Recording identifiers
- ISRC
- QMQXU1800023
- Title
- Working The Boulder Problem
- Artist
- Marco Beltrami
- CopyrightID (CopyrightChains transaction hash)
0x4acc31c9597aead1a50280b211b45df9e2a5872cce6259900e9a6c7d62e31425
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:1ad06fea1167d5432928c62f9a14d216fe65b337c3a0eba56b4d24ae11e811e6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMQXU1800023
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Working The Boulder Problem · Machine-readable JSON-LD