ISRC TWA451408311
Verified recording
TWA451408311 is “老教室” by 831,
registered on the CopyrightChains blockchain with CopyrightID
0x82527c8cea772f7491861a1f07ff8dbc8e99e68a24bfd958fdcf96ee18d0168a and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA451408311.
Recording identifiers
- ISRC
- TWA451408311
- Title
- 老教室
- Artist
- 831
- CopyrightID (CopyrightChains transaction hash)
0x82527c8cea772f7491861a1f07ff8dbc8e99e68a24bfd958fdcf96ee18d0168a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:feff260857b1e9177e0fa2dd140ddb4b5f6d911ebd0e38673dca9676aa774d84- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA451408311
- Bitcoin block existence check
- https://blockstream.info/api/block/953520