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 0x8dfd59284d71c1b01e44c9b0a11430f96764b69ebeff9179aa17ac233c9b62d3. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/945c9505-69fa-4aa8-9b20-d0447dbb2504.json and https://artists.proofprofile.net/proofs/artist/945c9505-69fa-4aa8-9b20-d0447dbb2504.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Weihnachtsoratorium, BWV 248: Jauchzet, frohlocket
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 0xa1e87ed9185b57a70ced0904738ee29c5bfbed9bd6f3e688a125514c075b58ee. 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/DEWJ91700001.
Weihnachtsoratorium, BWV 248: Großer Herr, o starker König
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0175990497d89a66101b18ad8e1603f3367f688190a31261ec75fa4a5421209. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/DEWJ91700008.
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
Missa in honorem Sanctissimae Trinitatis in C Major, K. 167: I. Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28ffa9b808243884ee8546f686dd221e1e7d35f03548ade7c1ca7245542efaa8. 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/HKI192341201.
Missa in honorem Sanctissimae Trinitatis in C Major, K. 167: II. Gloria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ca5f638be44c05989d680bfd7b8b12ac91ca022db49193c58f64c0d324a574f. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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/HKI192341202.
Missa in honorem Sanctissimae Trinitatis in C Major, K. 167: V. Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6c629054cf2c26fc7230f736a55fc142728a6aa6ff887edf6cd7666bc5bbad6. 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/HKI192341205.
Missa in honorem Sanctissimae Trinitatis in C Major, K. 167: VI. Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac4cc8a11958f2b6390bad530e019e08450fa0e0dcc99372db9b1313fc9ea5f9. 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/HKI192341206.
Missa brevis in D Major, K. 194: I. Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7689bc3c291db26915d2d2d4f340efbc067b99418900b7b8c2048e3ddda4a435. 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/HKI192341207.
Missa brevis in D Major, K. 194: II. Gloria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcae45314cadeaada80cc1822e1da2ecbfaa2629778b6169c99e4637808059710. 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/HKI192341208.
Missa brevis in D Major, K. 194: IV. Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa39028f910f4dd634721e9c455e869e6608a8148624f918466ec1e88d5840286. 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/HKI192341210.
Missa brevis in D Major, K. 194: V. Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce95ba251d04ba877c0e74417dc577ae24253af0012eba65c555599337eac6f1. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), 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/HKI192341211.
Missa brevis in B-Flat Major, K. 275: I. Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85ae1bed9e344f63556b757f0249105fc9a4ddfe1de634c0ceed58ae496e5c61. 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/HKI192341213.
Missa brevis in B-Flat Major, K. 275: III. Credo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x237fb28ba83ceda6e8e80676f15001ff5876ea722cdee601e341106ca380834f. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/HKI192341215.
Missa brevis in B-Flat Major, K. 275: V. Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1130f668a1f5753ed82aa5444de38fa9ee9a81ef4477438ebf2f7c62a9da9b00. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKI192341217.
Missa brevis in D Major, K. 194: III. Credo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cccb0195c414e742f5bd23b98dd4909c93b0d56d684f3a390174be7af6412e9. Chain 2 (Bitcoin): anchored in block 960101 (2026-07-29T11:46:30Z), 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/HKI192341209.
Missa brevis in D Major, K. 194: VI. Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x597579ed2ef7c3dd2871dc43871fef02e4bfbe33d98cf23c9f2460323687878c. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), 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/HKI192341212.
Missa brevis in B-Flat Major, K. 275: II. Gloria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e76db340c8a0d42f93bbc5d4f5f67eb881149aa8ed0edb2b93041bdf20c0d2a. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/HKI192341214.
Missa brevis in B-Flat Major, K. 275: Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8705973876337c7d0435f3a53fd81ecc5e93c7820902b54fbf8ea0fd66696ad5. Chain 2 (Bitcoin): anchored in block 960199 (2026-07-30T02:30:29Z), 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/HKI192341218.
Dialogues des Carmelites, FP 159: Act I Scene 1: Ou est Blanche? (Le Chevalier, Le Marquis)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x906136f89d7e3f5ebc3a329e131a778ac7b782d1cf7fc5a18eb48c848a264dc6. 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/DEU921193101.
Dialogues des Carmelites, FP 159: Act I Scene 1: Son imagination va toujours d'un extreme a l'autre (Le Marquis, Le Chevalier, Blanche, Thierry)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e4aba3872fce7501c2a10af11d7a546ef7cfb15a8d4f72433ecf40c74e70529. 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/DEU921193104.
Dialogues des Carmelites, FP 159: Act II Scene 3: Pourquoi vous tenez-vous ainsi? (Le Chevalier, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8b6b709afecb2d436622af607feef326ac341492d80aaa4a994ab2764fcea92. 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/DEU921193132.
Dialogues des Carmelites, FP 159: Act I Scene 1: Mon enfant cherie (Le Marquis, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62ed45f1075c48d34c9fad4225323503bcddbd38a2b0acc8c163780a16182998. 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/DEU921193106.
Dialogues des Carmelites, FP 159: Act I Scene 2: Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe331234246a96cb8834e0a3733d72c4ee70475a1e84da6f70b13c4dba40b1a24. 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/DEU921193107.
Dialogues des Carmelites, FP 159: Act I Scene 2: N'allez pas croire que ce fauteuil (La Prieure, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3957b04fc98c10b2b21f67977e5357b87e84cf0936635b1b4b64ea518849e65. 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/DEU921193108.
Dialogues des Carmelites, FP 159: Act I Scene 2: Je vous que les severites de notre regle (La Prieure, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f273fd197802e54b1fbc2fcc2a94cc81b85184fa784704c4aef5512651a1371. 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/DEU921193109.
Dialogues des Carmelites, FP 159: Act II Scene 4: Mes cheres filles (L'Aumonier, Les Carmelites)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x114023d979c6662305e1a3543775a05cf2940117dedc2ae576d484cf11e1cac2. 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/DEU921193137.
Dialogues des Carmelites, FP 159: Act II Scene 4: Qu'allez-vous devenir? (Blanche, L'Aumonier, Constance, Mathilde, La Prieure, Mere Marie)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51e1e55dc958b84d83c10881cb92a2d13ea6e18690a059c5dc34b67ef7f92cba. 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/DEU921193138.
Dialogues des Carmelites, FP 159: Act I Scene 3: Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8be2963470e221d731fc670e223d52d605764ed98779b2181533b0a2f7971ab. 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/DEU921193112.
Dialogues des Carmelites, FP 159: Act II Scene 4: On a tire la clochette! (Constance, Mathilde, La Foule, L'Aumonier, Les Carmelites, Mere Marie)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6ad6973fc650e5141180d8701de55b0d373607eb409fdf84269b0be084b7916. 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/DEU921193139.
Dialogues des Carmelites, FP 159: Act I Scene 3: Encore ces maudites feves! (Constance, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65e56ff11a3be9a09a7fb0da327436328af541400b8b67b2ff97d847827299d6. 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/DEU921193113.
Dialogues des Carmelites, FP 159: Act I Scene 3: Oh! Soeur Blanche (Constance, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16ce9e3eb95df14d44e478a9c9208748193248e90ae839a2cf79c482e09c11a1. 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/DEU921193115.
Dialogues des Carmelites, FP 159: Act I Scene 4: Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf48fd10fc5a20958a74492d3accf1aaed47a7053dddbc872bba1f556a8fd53e4. 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/DEU921193116.
Dialogues des Carmelites, FP 159: Act I Scene 1: Les soldats surviennent a temps (Le Chevalier, Le Marquis)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6552903af366be184b101486ac156e0df91499e45fd544307cb3aaa0ca1eb02. 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/DEU921193102.
Dialogues des Carmelites, FP 159: Act I Scene 1: Blanche, votre frere aviat grand'hate de vous revoir (Le Marquis, Blanche, Le Chevalier)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x288338088ea3bb8442ec126d9ec4a24c35c4eee4af0f972618d8ac7ac3dbb4cd. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), 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/DEU921193103.
Dialogues des Carmelites, FP 159: Act I Scene 1: Je vois qu'il n'y a heuresement rien de grave (Le Marquis, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2aaef9f30cab81deaea49b032bfcf198ee41e6929f535876cdca19ee59195b8. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/DEU921193105.
Dialogues des Carmelites, FP 159: Act II Scene 3: Oh! ne me quittez pas sur un adieu de facherie! (Le Chevalier, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19f3aa6663973bbbc4f626b295555bb63951ed7a133e7ffcf2e7bb389a76c8cd. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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/DEU921193134.
Dialogues des Carmelites, FP 159: Act I Scene 2: Ma fille, les bonnes gens se demandent (La Prieure, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f207e5d5f9bb9d1e3a719be77e23a30b30fc7cdbba2959ca71df64e8e3a4ff8. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/DEU921193110.
Dialogues des Carmelites, FP 159: Act I Scene 2: Vous pleurez? (La Prieure, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdecf68ead58022e4fc5e6776d6c434f9dacbbef033930c893fbb7ef95a4f2474. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/DEU921193111.
Dialogues des Carmelites, FP 159: Act I Scene 3: Vous n'avez pas honte de parler ainsi (Constance, Blanche)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x891e6c88027e9afa8e35ce8fb1a9c001726f9c281fd1ec84272959cedd547976. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/DEU921193114.
Missa brevis in G Major, K. 140 "Pastoral": I. Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9bf4073b52c9a9432bef2916bf121ddffc12decfcad4f4067a2ad2b175a5130. 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/HKI192411901.
Missa brevis in G Major, K. 140 "Pastoral": II. Gloria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c6c4316914d225184109f4404ed76c514b6bad45cc363261adeba8b776a8981. 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/HKI192411902.
Missa brevis in G Major, K. 140 "Pastoral": III. Credo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3fb18b4de36c23ab3a6353e8635eda7d7947faad663db67858257550def5b245. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKI192411903.
Missa brevis in G Major, K. 140 "Pastoral": IV. Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5669887700457bd825df0f2815dcf2779636a969d8f76a4ee27151740a86503e. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKI192411904.
Missa brevis in G Major, K. 140 "Pastoral": VI. Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9a369dad7535778a51243280169c9f82e91324818ad1e6d6341c6c467a45421. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKI192411906.
Mass in C Major, K. 66 "Dominicus": I. Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a7b7def21c57df1a7fc227aef7c54033c4da6724029af4d40ee7602fd6bc8d3. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/HKI192411907.
Mass in C Major, K. 66 "Dominicus": II. Gloria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fc069ce06cc0b76b4cee146590a7b022605bfa446148d617f6fda30f9dd38c8. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKI192411908.
Mass in C Major, K. 66 "Dominicus": III. Credo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9bf0dea2952c450c507cd56326f535fc81506367aa6e695db0492180e8f9e27. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKI192411909.
Mass in C Major, K. 66 "Dominicus": IV. Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x719fa87a0fbf14781b3a769be82911571556d5fd9d78fe12e99c33294e8b88fc. 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/HKI192411910.
Mass in C Major, K. 66 "Dominicus": V. Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a39592310178bdd0eae9404dd626891a474b5d19c1746a436bef53927928ec5. 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/HKI192411911.
Missa brevis in F Major, K. 192: I. Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fe8d085601b94cb87053ab5314c2884b13fbab90e31e64c10288a9f369cf78b. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKI192411913.
Missa brevis in F Major, K. 192: III. Credo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8ddcfc5142fcb6f70856f25ab56ba983114b06ff48fadbc20ec00b97457161d. 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/HKI192411915.
Missa brevis in F Major, K. 192: V. Benedictus - Hosanna da capo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78b2db5c3287e7a6200c0bbb9da7be442deaf0718f66426bbceecb0b0664073d. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/HKI192411917.
Missa brevis in F Major, K. 192: VI. Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d089f4c31336331dc0213f2d5076d9ef85142c2827a5670725b1f97dfd9e98d. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/HKI192411918.
Missa brevis in G Major, K. 140 "Pastoral": V. Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5688eabef145e57006b65cde71b8e0505491cb2a8c57d5a326a7a015eea8734f. Chain 2 (Bitcoin): anchored in block 959144 (2026-07-22T15:38:35Z), 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/HKI192411905.