ISRC ATK940222929

Verified recording

ATK940222929 is “[Untitled film music] (1960) for flute, horn, trumpet, trombone, tuba, percussion, and double Bass: The Park” by Morton Feldman, registered on the CopyrightChains blockchain with CopyrightID 0x2333a76f3757c63f839a7b648512ca917ed756f5870eb7da92e0ae068071bfe9 and independently timestamped in Bitcoin block 960368 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATK940222929.

Recording identifiers

ISRC
ATK940222929
Title
[Untitled film music] (1960) for flute, horn, trumpet, trombone, tuba, percussion, and double Bass: The Park
Artist
Morton Feldman
CopyrightID (CopyrightChains transaction hash)
0x2333a76f3757c63f839a7b648512ca917ed756f5870eb7da92e0ae068071bfe9

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41+00:00
Bitcoin block
960368
Canonical record hash
sha256:357dfec2b0c4c1115f4e7b9d88fff76d698e1960e395f42dfb25333ef9da5138
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATK940222929
Bitcoin block existence check
https://blockstream.info/api/block/960368

Full record

Track page: [Untitled film music] (1960) for flute, horn, trumpet, trombone, tuba, percussion, and double Bass: The Park · Machine-readable JSON-LD