ISRC USWWW0130139
Verified recording
USWWW0130139 is “Promise Of A Fisherman” by Sergio Mendes & Brasil '66,
registered on the CopyrightChains blockchain with CopyrightID
0x3a696a58c057171c0c652affaa29c0a239b59fb501d2cc86e7e872c5580d47a3 and independently timestamped
in Bitcoin block 956312 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWWW0130139.
Recording identifiers
- ISRC
- USWWW0130139
- Title
- Promise Of A Fisherman
- Artist
- Sergio Mendes & Brasil '66
- CopyrightID (CopyrightChains transaction hash)
0x3a696a58c057171c0c652affaa29c0a239b59fb501d2cc86e7e872c5580d47a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T05:09:12+00:00
- Bitcoin block
- 956312
- Canonical record hash
sha256:db8cbbb559b79b400c4f5669e6798c8d4498f3b824147db44e65799a29a4eb69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWWW0130139
- Bitcoin block existence check
- https://blockstream.info/api/block/956312
Full record
Track page: Promise Of A Fisherman · Machine-readable JSON-LD