ISRC ATK940222912
Verified recording
ATK940222912 is “Samoa (1968) for flute, horn, trumpet, harp, vibraphone, piano, and Cello: IV” by Morton Feldman,
registered on the CopyrightChains blockchain with CopyrightID
0x4f0427140118fe96d4f3adbd6ba73a71e365cae815f1cbfa043396afead66d11 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATK940222912.
Recording identifiers
- ISRC
- ATK940222912
- Title
- Samoa (1968) for flute, horn, trumpet, harp, vibraphone, piano, and Cello: IV
- Artist
- Morton Feldman
- CopyrightID (CopyrightChains transaction hash)
0x4f0427140118fe96d4f3adbd6ba73a71e365cae815f1cbfa043396afead66d11
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f0028f206e30d456adfcd81e7e03e5e8ea3e23a8c3b7c7f8d5a9f265f34f7756- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATK940222912
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Samoa (1968) for flute, horn, trumpet, harp, vibraphone, piano, and Cello: IV · Machine-readable JSON-LD