1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 0x47a618de107af95be4e8ea7ed1452849adb74c33e13873719f4026319e781504. 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/e99874f2-1c11-45d0-9e12-edda4d7b7162.json and https://artists.proofprofile.net/proofs/artist/e99874f2-1c11-45d0-9e12-edda4d7b7162.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0328e00cc8bfe8b8dfb16ddb4009a83c4901b8651792d172eb7eeef21c6f559. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6tLTrWb35U541jGW3VhI7I.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6tLTrWb35U541jGW3VhI7I.
{"copyright_id":"0x6e9db3d18ab2c7b8fae12325e27d19dcef927b2867dd55e4fa9ffc28d1f42dd4","isrc":"FRIDO2210365","name":"Je danse","registered_at":"2026-06-05T14:11:15Z","spotify_id":"3tDS1JNPXoyCAMsCt4HYer","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e9db3d18ab2c7b8fae12325e27d19dcef927b2867dd55e4fa9ffc28d1f42dd4. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3tDS1JNPXoyCAMsCt4HYer.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3tDS1JNPXoyCAMsCt4HYer.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd48e52b298db9257a6125b38d421ae33c045042ceb3ff00ae561d3dbc5379387. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/62wqAC6hu6rhx33cvW3ClX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/62wqAC6hu6rhx33cvW3ClX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd746bdbff4f32c7d83756d1e498dbc7c4ad2aebe86cab7b5d074459ac4ccfc62. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4SEe2BiZ9vBy15XEbbuw6s.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4SEe2BiZ9vBy15XEbbuw6s.
{"copyright_id":"0x2b454f09ed5a910832db587a00edd51a18d0ea20fbd9b01b5ea5edfbcb4fc6ab","isrc":"FRIDO2212303","name":"M. Bolivard","registered_at":"2026-06-08T23:58:00Z","spotify_id":"6ILej8Rsmxh8cNoVktBR74","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b454f09ed5a910832db587a00edd51a18d0ea20fbd9b01b5ea5edfbcb4fc6ab. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ILej8Rsmxh8cNoVktBR74.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ILej8Rsmxh8cNoVktBR74.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdaad490a285df502540930e81def4d03682150ccfbd53b31ec43d81900b68633. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yvWc1q7zEof1p7wIrhhZ0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yvWc1q7zEof1p7wIrhhZ0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27b6c2020a59872668149993f039b2ec103d1c4c29303c72f12aa5bcd4220e4f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7N1reyBNWWDglnOCqAFUQP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7N1reyBNWWDglnOCqAFUQP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f328e8263fa929e69fa93184f8c7a9c8c9c15c8b7826f2c34182e9afbf8372c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0o5ZpZiuqyUPaqGq4cw6Lk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0o5ZpZiuqyUPaqGq4cw6Lk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd0cfd0f8f955a59a96907bc53268e4026e6d4379f8c9c4ca2a2f2c7bbcf998b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3967PReCDRCqY01H8yzPDa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3967PReCDRCqY01H8yzPDa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x987a1b38d8b1c2464e0978f24ac4771513dec18f7832ddef5e76fbe4f6812e69. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7t8wiYXnc7jLKy93ds62VT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7t8wiYXnc7jLKy93ds62VT.
{"copyright_id":"0x13d72fc3d8d26e49ff83a6e7bd57caa22804f81af35d481bdc8c9cfd44771be7","isrc":"FRIDO2010909","name":"Prescription (Interlude)","registered_at":"2026-06-23T19:05:53Z","spotify_id":"1MAQJNYOa1WMG27y79hlLq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13d72fc3d8d26e49ff83a6e7bd57caa22804f81af35d481bdc8c9cfd44771be7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1MAQJNYOa1WMG27y79hlLq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1MAQJNYOa1WMG27y79hlLq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec03f8b259a3d592b480829428bdbab5508ea92f3261dc1ae33f41b40b0c1ba5. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Dxv4v4AJ2Y3mSaTPVXNcO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Dxv4v4AJ2Y3mSaTPVXNcO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a684c9e684888988bf2980c025f690acf0aa0f38edb59910c590fa4087e9c24. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ilcujSNPIHNbkUwu6Ysz8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ilcujSNPIHNbkUwu6Ysz8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb8b997cfcb7702bff5098ef9b576de39c8e8076c5eeab9f50a23fb666620aff. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0qQ2wjKhDXEzJ3961T6c3U.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0qQ2wjKhDXEzJ3961T6c3U.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e3d2f871d18f2d808693dcd1a66dd7d5a34e4b4e32bab50c49a63d84f265299. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/12VxcB86BlbNkWDBn4LOhH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/12VxcB86BlbNkWDBn4LOhH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5ca610ae99dfcfca614e7b5d493bd470c660f7630753d4bbe5172f7134a04e3. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/160EHBrcgdRdl6bYTTQdtI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/160EHBrcgdRdl6bYTTQdtI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76a16a6fbdde5d8064ec2765e5cbd0ec6472397f6b2f72362fe7a0e54573b158. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4FB23nfJVPMv61vK5nUEey.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4FB23nfJVPMv61vK5nUEey.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5ca610ae99dfcfca614e7b5d493bd470c660f7630753d4bbe5172f7134a04e3. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3wmhe1o4IMfLw3NOxfmxwu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3wmhe1o4IMfLw3NOxfmxwu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76a16a6fbdde5d8064ec2765e5cbd0ec6472397f6b2f72362fe7a0e54573b158. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5si4Js7cySIUAwX5rtxFse.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5si4Js7cySIUAwX5rtxFse.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76a16a6fbdde5d8064ec2765e5cbd0ec6472397f6b2f72362fe7a0e54573b158. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4fugcjuj5t43aByte1KjZA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fugcjuj5t43aByte1KjZA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27b6c2020a59872668149993f039b2ec103d1c4c29303c72f12aa5bcd4220e4f. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0cjbOdKI3knz4bEdEDVJzs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0cjbOdKI3knz4bEdEDVJzs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a684c9e684888988bf2980c025f690acf0aa0f38edb59910c590fa4087e9c24. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5cEH4VpfFwCwyNbD91jp40.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5cEH4VpfFwCwyNbD91jp40.
{"copyright_id":"0xa6bbe395f7b50b3607c53584445a03583cd552b7bcd6dac7da20ecddede30adc","isrc":"FRIDO2011870","name":"Donald Trump","registered_at":"2026-06-21T12:09:16Z","spotify_id":"2c182S2CJPLMOUQHffWZtH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6bbe395f7b50b3607c53584445a03583cd552b7bcd6dac7da20ecddede30adc. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2c182S2CJPLMOUQHffWZtH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2c182S2CJPLMOUQHffWZtH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fb204b19e54fd68c2dbfe97889b53c7048f3544940c9e538fd06a7940e488d0. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5w9DkkqpCRCB2xDJWEyVC7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5w9DkkqpCRCB2xDJWEyVC7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb8b997cfcb7702bff5098ef9b576de39c8e8076c5eeab9f50a23fb666620aff. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6taUmBs8VbZQGnk5TNHQof.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6taUmBs8VbZQGnk5TNHQof.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf2b1cd791b0f1af30b1ff713a2b0ee9955e0c031489958a80f4b602878796ec. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1a6L0PpGP8VrScI3GjLL51.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1a6L0PpGP8VrScI3GjLL51.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f328e8263fa929e69fa93184f8c7a9c8c9c15c8b7826f2c34182e9afbf8372c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0tuMbMzqrAEmRt78EedePP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0tuMbMzqrAEmRt78EedePP.
{"copyright_id":"0x3a26d0c895d03806209ac7b5166e7dc68edd0ce091ddb5b1ba16ddcbaf1f0620","isrc":"USHM91600990","name":"Maya Funk","registered_at":"2026-06-06T13:39:05Z","spotify_id":"3IsJFtKfQAghs0JOm5wKHn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a26d0c895d03806209ac7b5166e7dc68edd0ce091ddb5b1ba16ddcbaf1f0620. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3IsJFtKfQAghs0JOm5wKHn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3IsJFtKfQAghs0JOm5wKHn.
Stay (Hold On) (feat. SUNS) [Bolivard Remix]
Stay (Hold On) (feat. SUNS) - Bolivard Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fb204b19e54fd68c2dbfe97889b53c7048f3544940c9e538fd06a7940e488d0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6VrVm4kV1KwhCXWCkhS7aZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6VrVm4kV1KwhCXWCkhS7aZ.
{"copyright_id":"0xe380aa6c15bf2af569d7de49799e6c24caa78e77c08ce23e2a8e7df9f38587b4","isrc":"FRU451600056","name":"Lovin' Feeling - Bolivard Remix","registered_at":"2026-06-18T03:43:24Z","spotify_id":"0pNxjc9fu1P4FOYYj3artl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe380aa6c15bf2af569d7de49799e6c24caa78e77c08ce23e2a8e7df9f38587b4. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0pNxjc9fu1P4FOYYj3artl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0pNxjc9fu1P4FOYYj3artl.