Disco polo is a genre of popular dance music, created in Poland in the 1980s. It was initially known as sidewalk music ()Sławomir Zygmunt. Co to jest disco polo?. Magazine "KINO". Number 4, 1998. .
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 0x360ae953427768869ab6a2e09cf6ce03ac3355f015d8eedeee75cbc519ecc702. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0b1b6275-2762-4302-8dd3-0be9b1a3d087.json and https://artists.proofprofile.net/proofs/artist/0b1b6275-2762-4302-8dd3-0be9b1a3d087.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sąsiadeczka - Nowość _ Disco Polo Hity !!!
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 0xa0ffcf3aca1619a730b9c051b43ea53d74d02fb8f002e9c5c91f78e92aab0d84. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/QZRP52583931.
Lubiła Tańczyć – Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdda3f63f35fb2d499503639432e1ea06eec86d3d7dd8e0724683a58ccd2f1277. Chain 2 (Bitcoin): anchored in block 958639 (2026-07-19T01:18:30Z), 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/QZRP52583988.
Kręć Swoim Ciałem - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe378602750585f35978103b1e11db0dc75e78167a31e9d09846f096b09c134b1. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T13:14:32Z), 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/QZRP52583990.
Jestem Już Zmęczona - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ca0da3d268c45dd176bb474bffa761dd7522a42f167190034006080f24dac0. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZRP52583992.
Bądź Zawsze Uśmiechnięta - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcb92130d1653958d0cef972dfa4a59578f166ca2adaafacc368629bea33ae87. Chain 2 (Bitcoin): anchored in block 958341 (2026-07-17T02:31:51Z), 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/QZRP52584020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81e23371a6376c0e3a77fb9798f0229eaa9f14217255000f4b3c14afb38080c6. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/QZRP52584021.
Powiedź Jak To Jest - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x175771334693c9ff1ec45a8dc65e2120860fbe518eea2a7b3bfb70f27619388d. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T16:00:51Z), 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/QZRP52584023.
Nim Zajdzie Słońce - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a27b1a0a5a7f3dd6f972c1ed70b548ce50d5e19b70b25c0bc7f52a37de4d678. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), 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/QZRP52584024.
Sobota Wieczór - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafa39b6487b40464ccc8256a7efff5498741b08ce555ae29f3f8e40c1a8ce8bc. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:52:21Z), 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/QZRP52584025.
Twoja Uśmiechnięta Buzia - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b986bedadb6ef9a2de0bfa2f0b24896ab6fb35271987090a807f13ca6a87208. Chain 2 (Bitcoin): anchored in block 958384 (2026-07-17T08:27:02Z), 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/QZRP52584026.
Sąsiadeczka - 2025 Nowość _ Disco Polo Hity 2025 !!!
Lecimy od rana - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f6b1e7e0cf554fcc55e38b7de2c0686b33c6142c57be4edccffda5fa4d121d2. Chain 2 (Bitcoin): anchored in block 958380 (2026-07-17T07:07:02Z), 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/QZTB22517715.
Miała Piękne Oczy - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a08e67662e504ef701bf50940e3f5340a27d20df8669bfafa0ab65609b9e29c. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/QZTB22517716.
Muszę odpocząć - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x467c3657ddf6a3a1842c5d948f363da76db04ccc768ade7ba700cc36bb472894. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZTB22517717.
Złap Mnie Za Rękę - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf23371e2d3bd7613c7fae1180dc2d4d2198f4e3be6b674bdcd2f340f63d4c19d. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/QZTB22517718.
Ciebię Pragnę Dziś - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64aedf41491d4173237d0d0ab0ab18df467b9336208e56018c2adbe15fdc8c07. Chain 2 (Bitcoin): anchored in block 958436 (2026-07-17T16:42:22Z), 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/QZTB22517719.
Zabiorę Cię Na Lody - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aefaff4ce4147d8506650cfb7b9c2f1bfbe110e1357655a8375d54d5666073c. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/QZTB22517720.
Od Katowic Po Suwałki - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x491dad6999e8414688a2879c1e7325ff9bad3f9858cbb97e3a93e3cbd0684e53. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/QZTB22517721.
Zabierz Mnie - Nowość Disco _ Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb04873e99cb1c724fd9fb6df36e506f6c392a235c3240fab587549a11f8bcb66. Chain 2 (Bitcoin): anchored in block 958436 (2026-07-17T16:42:22Z), 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/QZTB22517722.
Zaczynamy weekend - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x487bed4047defac256e485ee90df462a294c53901ea8553473bc2e5b2fa7052b. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/QZTB22517724.
Robi się gorąco - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea085cd9fd6db2ce0e03e4f73acd443f297c1e6ca833e52502a58e1e09dc5c49. Chain 2 (Bitcoin): anchored in block 958404 (2026-07-17T11:34:58Z), 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/QZTB22517725.
Dzień Dziecka - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2cd59b7f6a311c76681c8f0aa5780686a51095987baefa13242c4ba5c7b4521. Chain 2 (Bitcoin): anchored in block 958388 (2026-07-17T09:14:21Z), 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/QZTB22517726.
Zatańcz dla mnie - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb35a43b6ffdddddb826ef9347b27515aa08c9f1737fbd26db9d1a30cf7ae7b83. Chain 2 (Bitcoin): anchored in block 958587 (2026-07-18T17:06:26Z), 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/QZTB22517727.
Ciesz Się Życiem - Nowość _ Disco Polo Hity !!!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7118978d50bbf90d7a0da8375088ced7fccd85eca5e3275efead3654d427a3d6. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/QZTB22517728.