ISRC CALC41001356
Verified recording
CALC41001356 is “Piano Trio in E-flat major, Op. 70, No. 2 / III. Allegretto ma non troppo” by Gryphon Trio,
registered on the CopyrightChains blockchain with CopyrightID
0x9228df596e808d04ccbf4d79163cd60983c728f5c523eb17ca44f7c11550ca90 and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41001356.
Recording identifiers
- ISRC
- CALC41001356
- Title
- Piano Trio in E-flat major, Op. 70, No. 2 / III. Allegretto ma non troppo
- Artist
- Gryphon Trio
- CopyrightID (CopyrightChains transaction hash)
0x9228df596e808d04ccbf4d79163cd60983c728f5c523eb17ca44f7c11550ca90
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:991363ddfefb196c6364415c5c3d4fb6657d9954b7ba13927defb90e54e2a7cf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41001356
- Bitcoin block existence check
- https://blockstream.info/api/block/960150
Full record
Track page: Piano Trio in E-flat major, Op. 70, No. 2 / III. Allegretto ma non troppo · Machine-readable JSON-LD