ISRC CH6639472401
Verified recording
CH6639472401 is “A Grateful Heart (“Thou That Hast Given So Much to Me”) - Poem by George Herbert” by Manuel Leitão de Aviles,
registered on the CopyrightChains blockchain with CopyrightID
0x54b7a8e2a967a26cbb26cb7587cb86b47a83e096e9d855e2f009b7cb978ff471 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6639472401.
Recording identifiers
- ISRC
- CH6639472401
- Title
- A Grateful Heart (“Thou That Hast Given So Much to Me”) - Poem by George Herbert
- Artist
- Manuel Leitão de Aviles
- CopyrightID (CopyrightChains transaction hash)
0x54b7a8e2a967a26cbb26cb7587cb86b47a83e096e9d855e2f009b7cb978ff471
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:3b1101f32b3fb0266e32a52b89a42b7a239438a494e2512e19d6926e15de1085- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6639472401
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: A Grateful Heart (“Thou That Hast Given So Much to Me”) - Poem by George Herbert · Machine-readable JSON-LD