ISRC USDHM2403305
Verified recording
USDHM2403305 is “Exapostilarion of Holy Friday - Znamenny and Byzantine Chant” by St. Symeon Orthodox Church Choir,
registered on the CopyrightChains blockchain with CopyrightID
0xb1f0052e48da78b48f65662edd196cb787dff4d8c638c2170e50210455ae67f4 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDHM2403305.
Recording identifiers
- ISRC
- USDHM2403305
- Title
- Exapostilarion of Holy Friday - Znamenny and Byzantine Chant
- Artist
- St. Symeon Orthodox Church Choir
- CopyrightID (CopyrightChains transaction hash)
0xb1f0052e48da78b48f65662edd196cb787dff4d8c638c2170e50210455ae67f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:6b174e8d7391815c791403caaf8c6eab19cfd323e5798ea9b70d2bb01152a966- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDHM2403305
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Exapostilarion of Holy Friday - Znamenny and Byzantine Chant · Machine-readable JSON-LD