ISRC HKC630300695
Verified recording
HKC630300695 is “每當變幻時” by 張偉文,
registered on the CopyrightChains blockchain with CopyrightID
0x8ccf9ec1f72e3b818c04201512d0559c181cc0bfb61c2b3176caa09296e2679e and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKC630300695.
Recording identifiers
- ISRC
- HKC630300695
- Title
- 每當變幻時
- Artist
- 張偉文
- CopyrightID (CopyrightChains transaction hash)
0x8ccf9ec1f72e3b818c04201512d0559c181cc0bfb61c2b3176caa09296e2679e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:64c2ba6a3ab6a8d186956ea1107d116d4ccf7bce70c79ad06fedf57908e75d19- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKC630300695
- Bitcoin block existence check
- https://blockstream.info/api/block/960441