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 0x9999e1c75530564ad7e3203a7ef2572bb765bc59360cfe3d0ca5188c1bd75bca. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f347dad1-8f31-40df-bfb4-f28a6c0ffbf9.json and https://artists.proofprofile.net/proofs/artist/f347dad1-8f31-40df-bfb4-f28a6c0ffbf9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Monteverdi: L'incoronazione di Poppea (Live)
L'incoronazione di Poppea, SV 308, Prologo: Sinfonia
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 0xbc12a384f2c8dfbe941fbbf4bb979a6307a6d447e6f4aeebb17951d8567effaa. 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/FR7JM1847010.
L'incoronazione di Poppea, SV 308, Prologo: Deh nasconditi, o Virtù (Fortuna, Virtù, Amore )
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc94aadc6742834b4fac6825689b8bedd9bc542a74e24e9b82eb38f6167d361e4. 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/FR7JM1847020.
L'incoronazione di Poppea, SV 308, Atto I, Scena 9: Son risoluto al fine (Nerone, Seneca)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x805555160674538cc59080f44e5ed0df185505fc55f16dab60ebc521e52a83bd. 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/FR7JM1847120.
L'incoronazione di Poppea, SV 308, Atto III, Scena 8: Pur ti miro - pur ti godo (Poppea, Nerone)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe326492853b5fa0d3787db23f09c8f4dba2305801e48065d1eb6e13ff43613aa. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/FR7JM1849150.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2075a90b2a8cea36672fe885750538ad41b337be288a9d749f7caffa5729ca56. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/FR7JM2122010.
Platée, RCT 53, Acte 2 Scène 2: Descente majestueuse de Jupiter - Récit "Aquilons trop audacieux" (Jupiter)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadc657f490da0c126543c9e812c84fb2818cd90170b98b11202acdc89dff36c4. 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/FR7JM2123020.
Platée, RCT 53, Prologue Scène 1: Récit et Chœur "Rendons grâce à Bacchus" (Thespis, le Chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fb6670cf0787911390f1c9fb6d61077f47b208350de435c1c21a1d60fc97e61. 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/FR7JM2122040.
Platée, RCT 53, Prologue Scène 1: Ariette "Charmant Bacchus" (Thespis)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x030a649ee002bf5d58394e966b9cc1bd23173ca230b767b48db127c70ed54d03. 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/FR7JM2122050.
Platée, RCT 53, Acte 2 Scène 4: Annonce de la Folie - Récit "Mais une nouvelle harmonie" (Momus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb58940a78a561d980274ba6f097943baecca4b3a776a7219f368fd1292dc05e8. 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/FR7JM2123060.
Platée, RCT 53, Prologue Scène 1: Récit "Ménades et jeunes et belles" (Thespis, un Satyre, le Chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35362486003f5016511a028fef5785eda41ee476927dfef9fa3139b6defba9d7. 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/FR7JM2122060.
Platée, RCT 53, Acte 2 Scène 5: Récit "Vous vous trompez" (La Folie, Momus, Mercure, Cithéron, le Chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61bc87069a061231d803336c943b9991e7011a31dc1db9dc3420e437f922508e. 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/FR7JM2123070.
Platée, RCT 53, Prologue Scène 2: Prélude et récit "Poursuivez, Thespis" (Thalie)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18e8b04e48aaa83590594a95c2882907e68bb7a655fa5fa12cae6831c6338a63. 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/FR7JM2122070.
Platée, RCT 53, Acte 2 Scène 5: Récit "Formons les plus brillants concerts" (La Folie, Momus, Mercure, Cithéron, le Chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x588acbea6fb795e73cf193af31e2e4f40e4748c4fa59e2d390c070129b45b65c. 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/FR7JM2123090.
Platée, RCT 53, Acte 2 Scène 5: Récit "Jugez par du beau simple" (La Folie, Momus, Mercure, Cithéron, le Chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7095b6cc6734fd7232b1f78a1a5842c63d3fbbdbf2054f156046a5eea0b284a2. 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/FR7JM2123100.
Platée, RCT 53, Acte 2 Scène 5: Premier & Deuxième Airs pour les Fous
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf783e26f6fdf11363b40c83da787f270f26903ad27f82a74ee68c1cb6e44e977. 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/FR7JM2123120.
Platée, RCT 53, Acte 2 Scène 5: Récit "Je veux finir par un coup de génie" (La Folie, Momus, Cithéron, Mercure, le Chœur, Platée)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6befc02ec7b32eaa43347aba5d1c58f4a6eee197884daf9d0d4ee47bd85b3aac. 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/FR7JM2123130.
Platée, RCT 53, Prologue Scène 6: Premier et deuxième Rigaudons
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ad38b95ddd782bb3e58a4ac88e96b41305f972fa620dda51a5bd77bc5f14aeb. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/FR7JM2122140.
Platée, RCT 53, Acte 3 Scènes 1 - 2: Récit "Haine, dépit" (Junon) - Récit "Arrêtez" (Junon, Mercure)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8967d82a14b5612e9c766ff923a9d5c71a84cc7d4a43d36c414b005d4a4a58ab. 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/FR7JM2123140.
Platée, RCT 53, Prologue: Ouverture (reprise)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa40ac94c81609463f262ce0fb18915986f6a76a3cf82a98aea9ba22b23d261da. 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/FR7JM2122150.
Platée, RCT 53, Acte 1 Scène 3: Ariette badine "Que ce séjour est agréable !" (Platée, Clarine)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0668e10e0e112255e202f51a48f9a45747b71ff9da6c0bef15dda35dd269a6b3. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/FR7JM2122190.
Platée, RCT 53, Acte 3 Scènes 4 - 5: Ariette "Amour, lance tes traits" (La Folie) - Annonce des grâce, Loure - Récit (Platée, Momus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cdd59ae761ffff78bba7b7a65ec81d0f3b3d32d71aceee5e0907baf43485dc7. 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/FR7JM2123190.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2324a6e342716c81804c2d1f209a302697460d053f6be0323ae0a90da269a5eb. 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/FR7JM2123200.
Platée, RCT 53, Acte 1 Scène 4: Récit "Quelque douce inquiétude" (Platée, Cithéron)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2d6788ba66c716dd3fa2a677b9678a088a877cfe8481fd073ad653a426c94d0. 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/FR7JM2122210.
Platée, RCT 53, Acte 1 Scène 4: Quatuor "Dis donc" (Platée, le chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfb8184d4d73714c2750969be04b0297a334c0461f1ef144b4d83c462a61dcb8. 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/FR7JM2122230.
Platée, RCT 53, Acte 1 Scène 5: Ariette "Quittez, nymphes" (Platée)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x033d9a43cc130ac94ec109e88a5ff21b4f058cf925c7ca51d7248d34989f5cd7. 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/FR7JM2122250.
Platée, RCT 53, Acte 1 Scène 6: Premier et deuxième Tambourins
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ecc792e96dec7b1bc63108442074de4ca366a717ea0f6be357a3de6293aac8f. 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/FR7JM2122270.
Platée, RCT 53, Acte 1 Scène 6: Ariette "Soleil, fuis de ces lieux" (Clarine)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66f88d4058bb474c4812f11d36480ebb366189fa23ee95bb2a28ab90d6eeccd1. 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/FR7JM2122280.
Platée, RCT 53, Prologue Scène 1: Branle. Récit "Le ciel répand ici" (un Satyre, le Chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8001b4e3fd4f3102c7d250b79a06e5d9d65db68a48e6692a3c7103d617c12436. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), 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/FR7JM2122020.
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
Platée, RCT 53, Prologue Scène 1: Récit "Que vois-je ?" (un Satyre, le Chœur)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x384555c16a963e691ee727ab835a9c8d80446c8a23d0b859f6200b0dffb2f567. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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/FR7JM2122030.
Platée, RCT 53, Acte 2 Scène 3: Tonnerre et pluie de feu - Récit "Ciel ! quelle terrible rosée !" (Platée)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc294096f2b703567d329908bba74c633a47e9a0a65285eedc732d054576bfeec. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/FR7JM2123040.
Platée, RCT 53, Acte 3 Scène 3: Air "Dans cette fête" (Platée, Mercure, Jupiter)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39366e834deaab6f00c485804860abc45a4d83392b2bf76659e32cd0f229b676. Chain 2 (Bitcoin): anchored in block 960456 (2026-07-31T19:53:57Z), 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/FR7JM2123160.
Platée, RCT 53, Acte 3 Scène 4: Annonce de Momus et Récit "Que vois-je ?" (Jupiter, Platée, Mercure, Momus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4db22a924c9403f72608fa87f1cb47681820e666dec0a74927d1cd1b51e40477. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/FR7JM2123180.