ISRC DEF059403610
Verified recording
DEF059403610 is “Im Sommerwind” by Anton Webern,
registered on the CopyrightChains blockchain with CopyrightID
0xd9a4c30c65176bb5c63dbc39f6043a6a5f520576d5d35be3ef10f38b96a2d10d and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059403610.
Recording identifiers
- ISRC
- DEF059403610
- Title
- Im Sommerwind
- Artist
- Anton Webern
- CopyrightID (CopyrightChains transaction hash)
0xd9a4c30c65176bb5c63dbc39f6043a6a5f520576d5d35be3ef10f38b96a2d10d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:fac4b1f39c2b804982c0ae2b9a9ddac7542458b965c6872762af38e36dbc7d38- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059403610
- Bitcoin block existence check
- https://blockstream.info/api/block/960321