49th & Main is a CBC Television soap opera. It premiered on July 18, 2006, at 2:30 P.M. (3:00 P.M. in Newfoundland), and ran for 6 episodes on a Tuesday/Wednesday/Thursday scheduling setup, with the f
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 0xbf49a64a25bc7c96f0a892f144eb951d3d1d495f34d138dee674fc826cefbbbb. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c3e974bf-aed3-4d72-9f94-6710f88f1235.json and https://artists.proofprofile.net/proofs/artist/c3e974bf-aed3-4d72-9f94-6710f88f1235.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 0x3e9ef9cdd5c934291e382a2ce4879242b9e03ba9a07b44866d14b4e343e1086c. Chain 2 (Bitcoin): anchored in block 958079 (2026-07-15T00:21:05Z), 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/QZDA42021509.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52c5c44852007a8e86d927599f80f7cccb2212c5eb7f3e15fc505ed46198f1d8. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T02:28:43Z), 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/QZDA42021510.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82012eae005b0e3fa9035cefe999d2496dbfd884719baca8f99209f21fb05b30. Chain 2 (Bitcoin): anchored in block 958079 (2026-07-15T00:21:05Z), 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/QZDA42021512.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2d8a42ede091e2b1477f5b4b4ba42b9d7c9bae76310e990b5023ad7835ee479. Chain 2 (Bitcoin): anchored in block 957754 (2026-07-12T21:26:22Z), 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/QZDA42021513.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc137c6f15ae1c0d6211ab083cfa37f7daf216fcd61e8bbd0f59bef3637165335. 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/UK6KW2100013.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33c99dde5ad2fc502a7e9d30d76b62ed5b8619f3e9cd537310fe128721168c23. Chain 2 (Bitcoin): anchored in block 958959 (2026-07-21T03:51:22Z), 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/QZHN92125023.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc69d8cf58abd1145d70a10409aaef6ecfa8faf20f036f08910ff82de0483cf6. Chain 2 (Bitcoin): anchored in block 958857 (2026-07-20T09:45:25Z), 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/QZHN52174836.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00d31b61e32873a07dd479575260052d7e49f21b50cb180c96ac9829a79241a4. Chain 2 (Bitcoin): anchored in block 958996 (2026-07-21T13:25:49Z), 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/QZDA62140275.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fd6a546f308bcd3fdd958f61b8edee36f1a7974533db7a7b329e44e7328a354. Chain 2 (Bitcoin): anchored in block 958121 (2026-07-15T08:02:12Z), 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/QZHNA2186969.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20c9f2641c5a89004f2f925bf3e18e9d3da9a3ea0b77d83c04575dcc95429c77. 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/QZFYZ2204184.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1edc69ba88701d7886ebbb9b9aade07a299e0b76dcb34325919971554336b6dd. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), 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/GBCFB2200203.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfc41d9eba2a5e4bbc526bec395051779f598efef11e9fde67ccfb86aeba8d65. Chain 2 (Bitcoin): anchored in block 958670 (2026-07-19T05:26:23Z), 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/GBC222200350.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1edc69ba88701d7886ebbb9b9aade07a299e0b76dcb34325919971554336b6dd. Chain 2 (Bitcoin): anchored in block 958563 (2026-07-18T14:29:03Z), 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/GBCFB2200203.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6aa8143b408b793d2c0d90c07a3c9d93bed114743b2eeb42e55651040315fd79. Chain 2 (Bitcoin): anchored in block 958520 (2026-07-18T08:19:09Z), 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/GBCFB2300226.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0adf202129223e763c848d5b9a7aaa2bf24a630d6aebe86e4493f67ed8c0dc72. Chain 2 (Bitcoin): anchored in block 958169 (2026-07-15T16:16:18Z), 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/GBCFB2300227.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf05319bc285843679fdba1a07c308d0fb897ad9b34ebf63917f434c1e26dec0f. Chain 2 (Bitcoin): anchored in block 958355 (2026-07-17T03:11:50Z), 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/GBCFB2300249.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78447bfe3e18d458b92789d4f186b2ffc21cc240a60001773bbd12f5aae6178c. Chain 2 (Bitcoin): anchored in block 957872 (2026-07-13T15:39:45Z), 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/GBCFB2400467.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37ec429d1a626aa57043bf4c659490adb149e52bea4518d6b5416570b54d1d8a. 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/GBCFB2400390.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37ec429d1a626aa57043bf4c659490adb149e52bea4518d6b5416570b54d1d8a. 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/GBCFB2400390.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78447bfe3e18d458b92789d4f186b2ffc21cc240a60001773bbd12f5aae6178c. Chain 2 (Bitcoin): anchored in block 957851 (2026-07-13T11:26:33Z), 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/GBCFB2400467.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b7472b95ee458c2c2c7037a8d443203c5cc873c456e3ec131aab2ffc87651e2. 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/GBCFB2500128.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb29f7ce27d13eb723546c7f4b873781e09fc7ab6b1c5b658f959a479475f83ed. 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/USUS12200181.