Hans Ernst (sometimes Ernest) Krøyer (31 January"Hans Ernst Krøyer" at Denstoredanske.dk 1798 – 24 March 1879) was a Danish composer. Krøyer was born in Copenhagen and the son of Bernt Anker Krøyer
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 0x69a51df5e9b8917c437f96299ebe7fbab8be3071db9738cb2308ef6274bd3907. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/eb50d0e8-db17-4f49-a304-b21b9e6cef34.json and https://artists.proofprofile.net/proofs/artist/eb50d0e8-db17-4f49-a304-b21b9e6cef34.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 0x42adbef74b369592f433f0f04b5fa498934ea9b6580110a8988c82e62872e810. 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/DKXHA0000101.
The Complete National Anthems of the World, Vol. 3: Chile to Equatorial Guinea (2013 Edition)
National Anthem of Chile (Chile) [Arr. P. Breiner]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f237b2ae4887cf4562ba909811f139ee5b0163e4b714c14c4e8dac58808404b. 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/HKI190507227.
The Union of the Great Islands (Comoros) [Arr. P. Breiner] [Olympic Version]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x304264131eaa4add7766b448464b5632d9d1d8584f068f6a7c550d303bba2993. 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/HKI190507235.
Arise Congolese (Democratic Republic of the Congo) [Arr. P. Breiner]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5016bdaeb447ec5282606471d442f229dc7594193b56d0e1e86360177386b46b. 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/HKI190507238.
Costa Rican National Anthem (Costa Rica) [Arr. P. Breiner]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8b456ab52102c4203d13f5ce61017187e526b155b777f035c49bcc4a02481d3. 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/HKI190507240.
Our Beautiful Homeland (Croatia) [Arr. P. Breiner]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad92ff3a219007129f435f58753f987f34c635a9f6771d71fdfb957a8252d7ee. 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/HKI190507241.
Hymn to Freedom (Cyprus) [Arr. P. Breiner]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a9159afa2585d7de54f333d7afb4932ee3b67905b84ea248e966123c93d6dad. 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/HKI190507243.
There Is a Lovely Land (Denmark) [Arr. P. Breiner] [Olympic Version]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8c0d0e663a00dcc69c668291b337426365eeb674e893282d935f5dabe3ea2c2. 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/HKI190507302.
Fatherland (East Timor) [Arr. P. Breiner] [Short Version]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb33ab729818debed891245f8b1af7f6e8dc69e40d287203a088692f1421750c4. 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/HKI190507310.
We Salute You, Our Homeland (Ecuador) [Arr. P. Breiner] [Olympic Version]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5a51d84a23244c1f2d239cdcdb386f5476f8571831f59d9199fa4ac1900d3c7. 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/HKI190507312.
National Anthem of El Salvador (El Salvador) [Arr. P. Breiner] [Olympic Version]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad6de4587c249d81da7662ac8177dcfad1ca83661a9d7e525e6d99a7cc8f6f84. 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/HKI190507316.
Let Us Tread the Paths of Our Great Happiness (Equatorial Guinea) [Arr. P. Breiner]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf850f5eeb231139cb12a5a101260649c37427e2014d9fd15b70200e3f9d4bc1. 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/HKI190507318.
National Anthems Of The Eu Countries In The Original Languages
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42d38d4c47f4521d7155c6dd505ca74826f6ba08ab5e8fa0b6b5a10408c9e38e. 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/FINDE9900084.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c5559185604f217db84003f58058015c3a8ac4c61b067084dedb6e348eb2010. 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/FINDE9900086.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc28bc55191077cdf0732fe71a3f32b65f0ca0723d85197299b85e3b38a7b0ca. 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/FINDE9900087.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bd9d00f3dd2115ec7298ed8fcb03dcf375457d50634ccaae79ed624cf6c57a6. 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/FINDE9900090.
Ireland [Amhran Na BhFiann (The Soldier's Song), "Soldiers are we…"] (arr. J. Valto): Amhran na bhFiann (Ireland)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95f97ad78b1950625621da5cda4dc03256c510b7399a6b1a1bc77b5b45227241. 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/FINDE9900091.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2ab91283eb31d4c592d1d82e67a7c74b5194dd1c8938a1f9cd68d91bda965d5. 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/FINDE9900096.
Freude schoner Gotterfunken (Europa-Hymne)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ef39d6cd63f6d050823427c1ef8a69e05fc6c4be53cde3be68c273ad0838960. 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/FINDE9900097.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e73d7e6ff4501ceba19aaa778d624d728c76544753f341870e153be5b3f0e48. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), 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/FINDE9900088.
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
Football Classics - Classical Music That Celebrates The Great Game (1998 Edition)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2064b477fafe5c52f908870ace7126a685e62682611ca1a0d663b2ce0428fdf. 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/HKI199590624.
Symphony No. 9 In E Minor, Op. 95, B. 178, "From The New World": II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94d93167a0c4e18d1ba385bf9dab492f3f1734c056456d9b8f9c03550d1acadf. 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/HKI199810006.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c6ceee0c5b16e9a419a70409225eb62c483774147fd9fa8ee0cf0821205a749. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-21T17:04:54Z), 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/HKI199810013.
The Mother, Op. 41, FS 94, Scene 1: No. 2, Tågen letter
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13cbcef34b9f37c16209df71e25389b59e2aa92a511a41ab8c21bc25eaad654d. 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/DKFAA2001404.
The Mother, Op. 41, FS 94, Appendix (Excerpts Arr. C. Nielsen): No. 13, Brudstykker af de krigsførende landes nationalmelodier
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3018d0ac6b5094ce6b7c9925258f1cfc27d9e8d65c5601db9aaa80297cb68bae. 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/DKFAA2001417.
Lauritz Melchior: The Danish Lieder, Vol. 9 (Recordings 1913-1947)
National Anthems Of The World, Vol. 3: Denmark - Grenada
Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": I. Vivace – Grave – II. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f72b4d947ebfaac2d44cdd5d860c85bfe5a12ba83c2d0ee4161d0f868aaa0b4. 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/DEF057000852.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffbe2859998abf92d3f1d38c267665ac47cc83cdd24bdad438d2e01f7727d719. 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/DKANR9105120.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfabb7bae92ab571599705d216fa002b7f6dd386680735798819a064d9c563f1a. 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/DKANR9105126.
Krøyer: Anthems of The World - Europe - Denmark - "Der er et yndigt land" (Arr. Ungureanu for Choir)
National Anthems of Member States of the European Union
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2e861416f774dcf1cd2fc21e5ba425508e1039b107de230c392b03c258b4b20. 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/CZD940900006.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x046fbc9066fee1d805c3918ac908335c679bee80e31f3ea7e4ac716e2e9f4eba. 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/CZD940900008.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09b127951d080c184897df17bdc9a733360680fea7192e2b58354aff6da7b53e. 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/CZD940900009.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x190f34e438bbd9f44664c62ffe26f8524f0ad23318394725691d91b80f145eb0. 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/CZD940900011.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4948e6b958e15a01ece5821e0c095bb07f7f0aaf1bb23537278813755f01737. 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/CZD940900015.
National Anthem of Federal Republic of Germany
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaac963a30c1d346afc90f7d89578b8b5c9ca5db6f38c020f7e46a3ad86581397. 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/CZD940900016.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd667a5e4335730db87e9bd3dfe3940f0ca00de26ed022fb24b21b657769d45e9. 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/CZD940900019.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafafe3729cb887b0e0c4ea3112e7741f8996f182ab32d2c1c7e52287a17fb6fa. 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/CZD940900020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98520fbda345b125120202691e997b49962933536eb4e6d6f2298cb28c33b690. 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/CZD940900021.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf19f2f530e1fa0ff497b981d6eaa83496a4a81a72bb4edea3e40f8911e508beb. 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/CZD940900024.
National Anthem of Kingdom of the Netherlands
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc5d0aaa1faca8888f751315ec7332a679f09f1a8e4bb243407bcf14573a090. 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/CZD940900025.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc51f31d3c03a0edebfc3dd600b2e13c38a03b297e2120464e3ded78cfbe2cf87. 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/CZD940900031.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0f72b3f44e2db62fe2e35f386a4d4797cc043e0f722164487e0ddcd771d0bb9. 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/CZD940900012.
National Anthem of the Federal Republic of Germany
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e136de43a1590b9d700117b35206b32ce2c36e967c211902b7d4e9ea1704fab. 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/NLA509705436.
National Anthem of the Republic of Italy
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78f77ab22bedc366a4e98e1ffa2de39069313f6de73b4049cc0e6e6e528dd421. 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/NLA509705443.
National Anthem of The Russian Federation
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Karajan - The European Anthem & National Anthems
Europa Hymn "Ode to Joy" from Symphony No. 9 (EU Anthem)
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Land der Berge, Land am Strome (Austrian National Anthem) - Orchestral Version Instrumentated By Max Schönherr
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Amhrán na bhFiann (National Anthem of Ireland)
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Inno di Mameli "Il Canto degli Italiani" (National Anthem of Italy)
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Ons Heemecht (National Anthem of Luxembourg)
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Wilhelmus van Nassouwé (National Anthem of the Netherlands)
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Du gamla, du fria (National Anthem of Sweden)
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Imnos Eis tin Eleftherian (National Anthem of Greece)
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44 Of the World's Most Famous National Anthems
52 Nationalhymnen (Die) - Der Fussball-Europameisterschaft 2008 (52 National Anthems - European Football Championship 2008)
山田和樹アンセム・プロジェクト 世界の国歌2 ヨーロッパ大陸Ⅰ
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Sange Fra Mørket - Musik I Frøslevlejren 1944-45
Children's Choir of the Royal Academy of Music - Copenhagen
Hymnen Europas - Die Nationalhymnen der 25 EU-Mitgliedsstaaten
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There is a lovely land… (Denmark) (arr. P. Breiner): Denmark (National) [Faedrelandssang (Fatherlands Song), "There is a lovely land…"]
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