ISRC TCACT1618292
Verified recording
TCACT1618292 is “What Child Is This?” by Marc Martel,
registered on the CopyrightChains blockchain with CopyrightID
0x951999c5a991f2417ef59cdbbda7f387a6ba9402b0c9c5ee2211915c3a7f49a6 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCACT1618292.
Recording identifiers
- ISRC
- TCACT1618292
- Title
- What Child Is This?
- Artist
- Marc Martel
- CopyrightID (CopyrightChains transaction hash)
0x951999c5a991f2417ef59cdbbda7f387a6ba9402b0c9c5ee2211915c3a7f49a6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:bdce2544d2fdffabe89bf0c2080533f71947aa85c4f08c0b3b7ddf16e776e111- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCACT1618292
- Bitcoin block existence check
- https://blockstream.info/api/block/960111