Sarah Tenant-Flowers is an English choral director and educator. Her well-known show was BBC Maestro series. The Royal Welsh College of Music and Drama considers Tenant-Flowers as one of the "most ver
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe938dca30e2adba977a627e33794991fb9b9248246321e4fb71e14888f70726. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/69deca47-d090-4bcf-89d1-3c7a684eed91.json and https://artists.proofprofile.net/proofs/artist/69deca47-d090-4bcf-89d1-3c7a684eed91.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
In Pastures Green - A Meditation in Psalms, Poems and Music
Away in A Manger (A Children's Nativity)
An English Country Christmas - Traditional Carols and Seasonal Folk Songs
Music for London - Music for A Historic City
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3a47a7a9ab6566494017d74cc49964ae91fd927988d8098fb7fd4934f28afa1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0100060.
Christmas Music and Traditional Carols - Sing Choirs of Angels
Choral Concert: Victoria Singers (The) - Hill, B. / Winner, S. / Segal, J. / Danzig, E. (Count Your Blessings - Hymns and Songs To Lift the Spirit)
Vocal Music (Sacred) - Kocher, C. / Segal, J. / Bennard, G. / Irvine, J.S. / Nevin, E. / Mason, L. (Songs From Sunday School)
Monk, W.H.: Abide With Me / Roberton, H.: All in the April Evening / Nevin, E.: the Rosary (Music for A Country Church)
Serse (Xerxes), HWV 40, Act I: Ombra mai fu, "Largo" (arr. for organ)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84c73bcc4bb4fff4a050e63f66ee46e659af31c165a94950b368c226aed15750. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG9900347.
Variations on an Original Theme, Op. 36, "Enigma": Variation 9: Nimrod (arr. for organ)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x060464ed6aa5d9406d1a92c7c38988562e2da784d3c7dfad73c75d12f9bae37c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG9900342.
Adagio for Strings, Op. 11 (arr. for organ)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x244dc7aeb5d1ff812e35c74bfda09357b298103ac8849754211b7d9866a4098f. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0200512.
Choral Concert: Victoria Singers - Goss, J. / Irvine, J.S. / Croft, W. / Cruger, J. / Monk, W.H. / Stainer, J. (All Things Bright and Beautiful)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41bcacc20a7cce1f3de60a89acf8b4e6ee934a9d5b23a084f54363a69f3a1c46. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0000068.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4e99b0fbe8190e3f48b49bc3d365f342cc167bb55cd05c832f0c5eef5be0c3d. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0000084.
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed9b06a54be372d834b6833402f689f7126e2608af7de2dccd2e7a3b1b5eba1f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0500613.
Christmas Feast (Seasonal Classics for Christmas Dining)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a641046f47e970fd60924caa902f65f334a1a30f3347c74de3e1a021d7ddcd0. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0300418.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c176b2b0fe67c4a5e8d2f52f7aa4fe9cae7e322fffebee9a0df9a2db299e049. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0300431.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbd9f2f8ceb35ce0762e310b020ca1199155bcdbfe94092a88285eef2cc9e40c. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0300436.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f6fa86ce9b77196afc9df0b9f9a2f3c93566c28b84336418cd5e7feb877a3bf. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBZS1818901.
Maria durch ein Dornwald ging (Arr. P. Lawson)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bcc9eb3155c1f44606e3c2baabaf72dd1795a7e8283fffacbb3c82603ed4282. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBZS1818902.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb92fe98017373aa8618ee9dc4d7ea6207ed5b4a8c56eb8252f07418aa0b9af8. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBZS1818903.
Sacred Music (Music for the Christian Faith) - Kalinnikov, V.S. / Part, A. / Cornysh Ii / Palestrina, G.P. Da / Alfonso X / Tomkins, T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5224d48b1c091b6aa9f64a64c16906305b52ad9ec47f7a755bd1e48a4796867. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJG0501022.