ISRC PTUM71400407
Verified recording
PTUM71400407 is “É Preciso Ter Calma” by Pedro Abrunhosa,
registered on the CopyrightChains blockchain with CopyrightID
0x79d0dc73be8aa9539082dd382fed679defd8a5fc115d2dc160e8d6884420c3b1 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/PTUM71400407.
Recording identifiers
- ISRC
- PTUM71400407
- Title
- É Preciso Ter Calma
- Artist
- Pedro Abrunhosa
- CopyrightID (CopyrightChains transaction hash)
0x79d0dc73be8aa9539082dd382fed679defd8a5fc115d2dc160e8d6884420c3b1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b52605e8012b640320a92dd7580c70335daab759058d18862cb9dcf1db412574- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PTUM71400407
- Bitcoin block existence check
- https://blockstream.info/api/block/956304