ISRC DEB331860706

Verified recording

DEB331860706 is “Sorrow March” by Trygve Seim, registered on the CopyrightChains blockchain with CopyrightID 0x81543d790d4ff07ab382e99e5831e44d8e4f0b8c4a1324c8f4f00acb2b4b902e and independently timestamped in Bitcoin block 960207 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331860706.

Recording identifiers

ISRC
DEB331860706
Title
Sorrow March
Artist
Trygve Seim
CopyrightID (CopyrightChains transaction hash)
0x81543d790d4ff07ab382e99e5831e44d8e4f0b8c4a1324c8f4f00acb2b4b902e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T04:47:22+00:00
Bitcoin block
960207
Canonical record hash
sha256:cec78719fcb506c942bc1fc4fbdc9b26802e8e11d34895abb86ecd13d7a41805
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331860706
Bitcoin block existence check
https://blockstream.info/api/block/960207

Full record

Track page: Sorrow March · Machine-readable JSON-LD