Peter Kirichek (, Pyotr Tikhonovich Kirichek; 1902 — 1968) was a Soviet singer, a bass-baritone. After graduating from the Moscow Conservatory, he worked as a soloist at the Bolshoi Theater (1934–1944
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 0xe30fcdd94547defb521602aef31514a6f4606b103a8328b230cdfcf9ca43e896. 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/c147fc9b-63b4-4b99-a5b3-a529b3a0ebba.json and https://artists.proofprofile.net/proofs/artist/c147fc9b-63b4-4b99-a5b3-a529b3a0ebba.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x697749e9cd1a8cebb9dc81767503de64844cafa6e1142731ed2488b7e24958f3. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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/QMFMF1454048.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16d0c0bf1001ec95c195c6bbfdcbcf40d7733941853b5a38d6f9ca35e344d399. 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/QMFMF1454055.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c4546882fb17a47c115fdbe3ab3fb6f2fbe14732b79450983dbb34f65b59d85. 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/QMFMF1454014.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb804ee2ca3c7ab1ff15071c98c42e2caf6ab8fad4d5f5109011117fbf251c3dd. 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/QMFMF1454015.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf684a90f91e714829af9fb4122e58a7c5f1d43098493def0e32e47ae01614cbc. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QMFMF1454021.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x972adc4adbf5422e5a87f9777bdb2910278e3a6eb39841eb3fa6ed2e38112518. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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/QMFMF1454004.
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 0xed48e6bd56771c12851afa3efb68dfd0dee5d10b86a16dfb0a5b54ff7d3084db. 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/UK2Y21308001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d93e7934963dd3021a5cc8f3f7b7a7fd13cd6cf521675d13ad44ac66e148174. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/UK2Y21308008.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf40a3501f700b5ca6e1e0788e53fbdc82cdb1e1eac26bc277d653dcebeafa072. 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/UK2Y21308013.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadf86decf12458e3260026a9b74fcc1ab1bb9e32b43e13933dbe57d5de97a239. 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/UK2Y21308017.
Инструментальный квинтет п/у Виктора Миронова
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc68c23c0a424050571cece7bb7dcaea6b8865b61dde5b6d980e4652d9a6b80e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/UK2Y21308018.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a81c4d52202e32651a747835b38b2d54039b4e986a7d423c64a2c907a2bfbc2. 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/FR10S1651181.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc393640a3d8164d9ef0cbbcd418b6ded804f64635a8e70e22c6991996c78fbd8. 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/FR10S1651192.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfab62441f55df1e075079a7024f0d30718e5b65f4789b77e0948a5f015095f9d. 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/FR10S1651196.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3887a5900d41f736264f6fb3482c32a216b7d91543b5043b3f715cac696a573a. 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/FR10S1651200.
Velikie ispolniteli Rossii XX veka: Luchshie estradnye pesni pervoj poloviny XX veka
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c4cb1da8a3ec36d87d73e4c3d2f0aa65e23ecd708874bba855cedad4c5aa1ca. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/FR59R1504970.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad5f592c4f827618b87e9936c29f6a06762b947c05fd75159bc8ce9c509afbaa. 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/FR59R1504977.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x918110a0228a84070ae40f527ba880949fd6294959fcbf222a75d2a56f0cebaa. Chain 2 (Bitcoin): anchored in block 960294 (2026-07-30T18:46:00Z), 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/FR59R1504986.
Songs of Old Russia / Popular Russian Music From the 50's
Russian Songs of World War II: Recordings 1938 - 1945
Sacred War Broke Out [Svjashtennaja vojna] (1941)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88cf43e44102c60fef6fb03a38889fcda14a1688bd3060129fdbaf208eaa06a1. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GRHR11079001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x418ddd3a3abd73c16dc0c4e294ffeb08cbca5afd5ed91f63c2ef4d8d2a21bd88. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GRHR11079002.
Farewell, Rocky Mountains [Proshtajte skalisty gory] (1945)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x125b69d99a9bca433ccdeb272411f84ba8f600faeb46256752acd986713a5f63. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GRHR11079003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe290fc96b12b3df1be459d5396357103c3c7c8ce12df9a20f9cda7b9bde02475. 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/GRHR11079004.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac6cb1ad4a70ebf3dea1d75294572339724de097e9c9980096130d231ae1b3eb. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/GRHR11079005.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x264cea155d74ace041881e8b7cfaa6067a75055a86d02e2ec0aa4d44e529afac. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/GRHR11079006.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d6c035665359ac84ba4f1c83c84c3e496772bb2dcedaa5a5c86db5694d0d686. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GRHR11079007.
Anthem of the USSR (Stalin's Version) [Gimn SSSR (Stalinskij variant)] (1944)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9af8db3a683d0fcd425a834d09e4273a608ca6a7986e1308699e6ec36c7a3ae4. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/GRHR11079008.
In the Forest, Front-Line [V lesu prifrontovom] (1944)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b66c5fb0b4f13865352f2da03beb46f289b9d019df3e0a773bf86bae10f4663. 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/GRHR11079009.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62a6d2dbc0a82313431bd2d7009376f5d76df71198501f8bac2177c9487b976d. 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/GRHR11079010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd325bb4a19a383955a62f086cee708fd4519ace7cea0518af6fdc268f7e8a33a. 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/GRHR11079011.
A Time in the Path-Way [Pora v putj-dorogu] (1946)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49a99b56d6832695c60d61987d6ac1834187b18fcd7f170cf441059623cdc785. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/GRHR11079012.
Государственный академический русский народный хор имени Митрофана Пятницкого
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x032b719926830d9dc24dd23000ffcb42dc33b3b5fa66ed65cab0724978e04dfc. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/FRX282172943.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x698f5b241d2d5a19f9a927ae31a71db009c5eaf42136de0340a7f4ff7eb4236e. 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/FRX282172946.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82f2fc399a6b2e1af0d3516646f064b4b627b643ccbcbdae687245da8eafa75a. 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/FRX282172953.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8db7817ea9af54254bc12bd7ff50afa2b8374618b9ee0995a2d1a53d51a9616f. 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/FRX282172961.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafcf926017db57467afc1978ff73b8f951164ab0ffb4477f456b31a9f8ab520a. 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/UK2Y21500941.
Инструментальный секстет п/у Владимира Терлецкого
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fad4f01ce036f717d4d57c1dade91e35f74ad039dc25f20c52b5f8d1bef545d. 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/UK2Y21500942.
Ансамбль песни и пляски Российской армии имени А.В. Александрова
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30fb434c5d524c652180982dade4a5c666008c43f78f93e66a9d300f40488091. 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/UK2Y21500946.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd62ae9e2121e977415c030349c68cc8466655d51068dc64bee784c47bc551f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/UK2Y21500951.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x345412c4cd69296dc44e42f7f0cc384f28576eae91d346d9f407fda7301e73f5. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/UK2Y21500961.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a6457db755b21a9e8efc5b8172097b5b90fbab7d5febe311b06cea2dd845f67. 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/UK2Y21500966.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5888417d5eb95a23e204ee596e508a3a5ea60ade3913307b1e3f02db4c405810. 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/UK2Y21500967.
Инструментальный ансамбль п/у Владимира Терлецкого
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca243844774951432272a543baa2bd03a814ce1aaa1b74057d4c9d0bd099949d. 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/UK2Y21500973.
Если завтра война... Песни предвоенной поры
Джаз-оркестр под управлением Дмитрия Покрасс
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8d98bd1b7376b450f2a4c4992421e60dac77ed0643d1f6fdfbb6a785b88ba94. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/QM6P41574174.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fbb5425d09c159f3fd76ccf4a918e07b2ad4e87bc8efcb5aedbde0519ed238c. 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/QM6P41574175.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c8f0fd40bea56b69d589ba2501f868fd77bb81a43ec7a31ed529d565f6a474d. 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/QM6P41574176.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31be589544c42cbe48032ff77c706fff034d3499368d5c28152182ee170f8d01. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/QM6P41574177.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48b15f9ab15513ce6ec4e8f94f907eabb26c76a235bfa406a53969cf8a15cf61. 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/QM6P41574178.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1739b4198552325057a58d68ebaf0c8651191bbe475d827d397f2534164ac333. 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/QM6P41574180.
Ансамбль Красноармейской песни и пляски Ленинградского военного округа
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7acf443f7e1f2509b3b112e8c2f7e953fac397f03af57d6fa1c0b4064f3b7dc2. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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/QM6P41574185.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27fcd1fcaa6ee72b3c5972977ad777de1977e2542c54fef60695e5f5879d988c. 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/QM6P41574193.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x257aa19f4b0e51c79a0ba1478b47f77c9fabe4364ab3d45733544efe4127f6ce. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/QM6P41574195.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5f21b20fe0d24490add22323065bcf8f81c98ada95a4e3d9e1c0ead5bc8908b. Chain 2 (Bitcoin): anchored in block 959132 (2026-07-22T13:20:46Z), 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/QM6P41574179.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c83af0d7ba03e111239846a62fb4770e32b05656d51c291b9aa574dc46bc96b. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/QM6P41574188.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb747948b96076ad0d333242a5c46038bb4a4c5212891e9bf5eb887459fb0a1d8. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/FR43D1555951.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3ba7f6c33f2707deefba7d0eb85d2ef1ed9f6ec2f16061e7d158902ba3b149a. 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/FR43D1555952.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda26f5e9774d26294227470598707053f7f29aedf1c8e9982d9501a332e5e588. 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/FR43D1555597.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9a0b0f7f075c5ffcdb25ae265b7da89e08259cbf3a48f40ccda995b82f0bf66. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/FR96X2249612.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0647f1dad4ebf0c250b6b269979fa45d4891878c324795f95759a9a38c7a331a. 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/FR96X2249613.
От героев былых времён - Из к/ф "Офицеры"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61ab2f8569218e9a4131597765fd004f9b4d025651e7c70313fde5844ff296fe. 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/FR96X2249630.
Русский Свет Песни, том 2 / Записи 1933 - 1957
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98289d9d9beb61a25a4e35431b6125b1e9b4582d5d4c53b4097a63ec80ee5ce2. 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/QMDA61338855.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6f6c253116aeb13f147b6a1b699c052c576829820dcd92f1288a3d113181893. 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/RUB651314245.
Показательный оркестр МО СССР под управлением Василия Агапкина
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3a4d300b69d926eb57f5b9d6264258a2d2acddb6a72000a1ead1cbfb4127281. 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/FRX452361036.
Pojte vmeste, druzya! 100 zastolnyh pesen v 3 chastyah. Chast 1
Все за Родину / Песни военных лет [1942]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40471531d956536233e2b2be3eea090b43a71af44add9e9df7edbcca15a46c43. 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/QMDA61423980.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f79e4766162ed1549129305ae94a3602b94fbedafda0af0accd946e57d0eb5c. Chain 2 (Bitcoin): anchored in block 960463 (2026-07-31T20:42:35Z), 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/QMDA61423986.
Velikie ispolniteli Rossii XX veka: Luchshie narodnye pesni
Матвей Блантер. Композитор-песенник СССР
Евгений Долматовский. Поэт-песенник СССР