ISRC CNUM72400618
Verified recording
CNUM72400618 is “褪黑素 - Instrumental” by 张信哲,
registered on the CopyrightChains blockchain with CopyrightID
0x2ec67dafd663e5f4d2654ecf4db71406149eefe776b265545f14e8f6c0e6bcf6 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNUM72400618.
Recording identifiers
- ISRC
- CNUM72400618
- Title
- 褪黑素 - Instrumental
- Artist
- 张信哲
- CopyrightID (CopyrightChains transaction hash)
0x2ec67dafd663e5f4d2654ecf4db71406149eefe776b265545f14e8f6c0e6bcf6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:485f5eff6c94d29f7e0db3d9f601bf16249503a7cc849a3b2c078993b99018d9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNUM72400618
- Bitcoin block existence check
- https://blockstream.info/api/block/957120