ISRC NOPJ72101020
Verified recording
NOPJ72101020 is “4. Etasje” by Oscar Blesson,
registered on the CopyrightChains blockchain with CopyrightID
0x521e3795f02a4031ec9b09dbc53bdfa8878a3728f8c82b561d344d10efa9dc9c and independently timestamped
in Bitcoin block 960247 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOPJ72101020.
Recording identifiers
- ISRC
- NOPJ72101020
- Title
- 4. Etasje
- Artist
- Oscar Blesson
- CopyrightID (CopyrightChains transaction hash)
0x521e3795f02a4031ec9b09dbc53bdfa8878a3728f8c82b561d344d10efa9dc9c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T10:42:33+00:00
- Bitcoin block
- 960247
- Canonical record hash
sha256:ff3f123b7b91216a7b3ca94e36df9284466b6df9b5d5b589d1425301b642b7c3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOPJ72101020
- Bitcoin block existence check
- https://blockstream.info/api/block/960247