Bruce Haynes (April 14, 1942 – May 17, 2011) was an American and Canadian oboist, recorder player, musicologist and specialist in historical performance practice. Biography Bruce Haynes was born in L
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 0x7861dc469b2d61827828f8b83238923477ee28d305c46b0e49cdf3f04adc036b. Chain 2 (Bitcoin): anchored in block 953596 (2026-06-14T06:21:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0a1d964b-d8a0-4a78-be18-7f0a07523e9a.json and https://artists.proofprofile.net/proofs/artist/0a1d964b-d8a0-4a78-be18-7f0a07523e9a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Concertos, Sonatas & Trio Sonatas for Wind Instruments: Vivaldi, Marcello, Platti, Handel, Telemann, Corelli, Hotteterre
Handel: Clori, Tirsi e Fileno & Apollo e Dafne
Clori, Tirsi e Fileno: Part I: "Quell'erbetta" (Tirsi)
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 0x310f6bae53aca60c6bb7193cd602dcb07275c7eeb5f16ef4e338ca2ddb1431c8. 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/USHM19004504.
Bach, J.S.: Oboe D'Amore Concertos / Sacred Arias
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa17342aa14a5c6c1c6b25b6f6ed962de4d81e7ea354640b40a1fa31b110a0009. 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/USCGJ0950016.
Vivaldi: Concerti for Flute, Strings and Basso continuo, Op.10, Nos. 1-6; Marcello/Platti: Concerti for for Oboe, Strings and Basso continuo
Concerto in F Major, No. 1, RV 98, Tempesta di mare: I. (Allegro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d034590e9123c49260753e6784b3271681539cfd562f3fd75dccb39511aef5d. 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/USSM17900150.
Concerto in F Major, No. 1, RV 98, Tempesta di mare: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5201cd9aa0019ef637a633d7f43089d2e2deb8ab6d4125b0d2691329ac45384e. 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/USSM17900151.
Concerto in F Major, No. 1, RV 98, Tempesta di mare: III. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b088af94dfeba8b4574c8c7380135a736230b9359c977349e985fd6508e90fc. 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/USSM17900152.
Concerto in G Minor, No. 2, RV 104, La notte: I. Largo - Fantasmi - Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a8ed10ce77cfbb62edb3b315a5991df1992de2bf5cc7c5f77d0b53cc56d3d1c. 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/USSM17900153.
Concerto in G Minor, No. 2, RV 104, La notte: II. Il sonno
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7624665de150121ecca7797cbe5d8dcefe6bd0d49a449d05f14ac6717d398e3b. 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/USSM17900154.
Concerto in G Minor, No. 2, RV 104, La notte: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x139adea1fd94a82f36a012d7d5edf17be2fdcba086972b3c1f2736a233097903. 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/USSM17900155.
Concerto in D Major, RV 90 "Il gardellino": I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e420aa5ba7823ee7c2e39d2fa277a64638783848f758ad38b06bc4d3023808e. 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/USSM17900156.
Concerto in D Major, RV 90 "Il gardellino": III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69b531f84fb643dea5f804bdf4271807caa47619947fe5d40c62ba76de8f3b59. 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/USSM17900158.
Concerto in G Major, No. 4, RV 435: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x766e7f5ecca617ee2949c924775e1ebbd80d0d29a1257082b319350ccdeae135. 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/USSM17900159.
Concerto in F Major, No. 5, RV 442: II. Largo e cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7214eedd8aa161e1896cf19a53bba25abbc470a9ded626a0c4840bba70574264. 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/USSM17900163.
Concerto in G Major, No. 6, RV 101: I. (Allegro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4921d8dba904e2a91e0a846018b1c232c65b0f14120f504d011f8e8bb265cfa4. 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/USSM17900165.
Concerto in G Major, No. 6, RV 101: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf587b91b8d65a4aeedfbea0519a5236c4225e49ef1f3f5b11924d7fdc6f32610. 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/USSM17900166.
Concerto in G Major, No. 6, RV 101: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9c89b4a5f0492b366725a382401e70259c0f37b59bb97e55c89c1a4f733ae69. 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/USSM17900167.
Concerto in D Minor for Oboe, Strings and Basso continuo: I. Andante e spiccato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c0ee2dc8faaed991e2a4eaa04795109ef45984554746ba385d00ce1ece2a4e0. 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/USSM17900168.
Concerto in D Minor for Oboe, Strings and Basso continuo: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46e0cda3890bef263ebabce77f03c056e1627e46607fe627b84ad4d5a70c499d. 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/USSM17900169.
Concerto in D Minor for Oboe, Strings and Basso continuo: III. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1dfd76bc7c21e33558957323547e32fb0148f3c247a31f18a4efebc42475063. 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/USSM17900170.
Concerto in G Major for Oboe, Strings and Basso continuo: I. Allegro spiritoso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb31dac5434246ed529bc105bba311135ebcd3f5e1442cb2400344aad6028bedb. 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/USSM17900171.
Concerto in G Major for Oboe, Strings and Basso continuo: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfab19918a3cf23141c6bc18b4753213cddcfa0c7fb65367131debfef89a28f4. 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/USSM17900172.
Concerto in G Major for Oboe, Strings and Basso continuo: III. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7e2d669bb2f0b899ae505ab6886857dcb8769f1a52a9336b64b19bddcce7b37. 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/USSM17900173.
Concerto No. 1 in E Major, RV 269 "Spring": I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa81a89a06241e96244c4c9e6cd9a823365110cb5b6b802e13592764429aedcc. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/USSM17900427.
Concerto No. 2 in G Minor, RV 315 "Summer": III. Tempo impetuoso d'estate
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ed558641daa28e6615a157803abd68d16a60d6f705b06957da68f0a58a33774. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/USSM17900432.
Concerto No. 3 in F Major, RV 293 "Autumn": II. Adagio molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc46b81dbdabdd830a7c3c0762296a25ebf3432611e69fb2dafd3ce671736f8e5. 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/USSM17900434.
Concerto No. 4 in F Minor, RV 297 "Winter": I. Allegro non molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x415a4603eeb8c4bb1797e70f073cd43f3bba511bff860989a8888654ec6f12e2. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/USSM17900436.
Concerto No. 12 in F Major, RV 457 (PV 318) (After the Concerto for Bassoon, Strings and Basso Continuo, RV 485): II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4095cf31d5ba852214d390fc4231fbfbaad3fea544e54b24b2e3b7927cab360. 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/USSM17900440.
Concerto No. 12 in F Major, RV 457 (PV 318) (After the Concerto for Bassoon, Strings and Basso Continuo, RV 485): III. Allegro molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5460615706c64e7fbde13db4b26bc9c4d603a42f476e3d90a2bcc1be1c44f3c6. 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/USSM17900441.
Concerto No. 6 in C Major, RV 447 (PV 41): I. Allegro non molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94f28186e08e39c26869e6e10b2d6e5f331a0418800a1ec54bc79946cede515d. 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/USSM17900442.
Concerto No. 6 in C Major, RV 447 (PV 41): II. Larghetto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cc5237c842579893776ebaec0b99e5edbb77c525181f1650f4cbdfb9e2f6ebf. 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/USSM17900443.
Concerto No. 6 in C Major, RV 447 (PV 41): III. Minuetto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72231794b4d44298b759579eeabe5976f83d85efb446c5b195d0b7a5fe8ee287. 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/USSM17900444.
Concerto No. 12 in F Major, RV 457 (PV 318) (After the Concerto for Bassoon, Strings and Basso Continuo, RV 485): I. Allegro non molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21547e05f0c97b55010e48dbd3eaa8d56261fef7546537286d6289b9f735d910. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/USSM17900439.
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 0x425a3799289d45a65152d5021eb88b640834927dd963e28531002fa6f439e082. 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/QM4TW1858274.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ce0f284acb067a2f6cb8be9d714e4ec4a1854e77139910cea00388d20bd6265. 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/QM4TW1858276.
Cheyenne - Christian Country Music Collection
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf61ef5f720c9b8aedde3d486908d56381e6dedfa29f8295ef967fd63a23a8035. 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/QM6MZ1967312.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1302796faf23425d34ff73aafddf45802fc564d282af6bf17546a535c887376. 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/QM6MZ1967315.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33d274fd157b9e153574128acba04b3eed8a3693d7648ff2a128df833ce34848. 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/QM6MZ1967321.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a2507f9113755a728af26235e289a0dce41953c6c769d726eddde958d36801c. 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/QM6MZ1967314.