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 0x3f636b4ca0ff0f7ab3922313d42d107fbd83683ac879fdbd370ca0fffb2b5097. 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/64ad9a42-5797-4345-9df7-05f9ee797759.json and https://artists.proofprofile.net/proofs/artist/64ad9a42-5797-4345-9df7-05f9ee797759.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 1
TỪ THÍCH THÍCH THÀNH THƯƠNG THƯƠNG (feat. Ogenus)
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 0x81a2dbb1258480fa2930cb2cf882b1bef01172dade1165f8f411eee7f2383ab5. 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/US38Y2420510.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x801bea38e881ad841ceb2d172bbafc7e2ba7770cc94359c58f554056a36f09d5. 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/US38Y2420511.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96c83913f6608897cf89e8d88be75840909f804478ad164f06d601ea12836e11. 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/US38Y2420512.
CHO EM MỘT NGÀY (feat. Thanh Lam & Orange)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b73549acd526ebfc7f00018e535a84b3d6c734381a35645c0401cc25c3cfb76. 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/US38Y2420513.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dcab37a59c33b27af3e09029ddf80ed98eaf106bfef4d5a8eb6d371daecb43d. 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/US38Y2420514.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7286558ca82a52fdb2e9a3814cf48e204f13cf1ec1a708f2b0c465a8e3513fec. Chain 2 (Bitcoin): anchored in block 958324 (2026-07-16T21:05:52Z), 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/US38Y2421105.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3bbba992e681533f07080aebe34954e9009d60410265edc018ac84d86a071cbf. 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/US38Y2421996.
EM KHÔNG SAI CHÚNG TA SAI (feat. Dương Edward)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1fe34fb3ee50420427f6e7e9ada89f36c6a3179d6be33b5042e5860a7a3c35c. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/US38Y2421997.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 4
MONG ƯỚC KỶ NIỆM XƯA (feat. Ogenus, Orange, LyLy & Vũ Thảo My)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9d0fb5760775418d9d7c632bb543e5af2ef689c38a85307c62b70fcc2962ee6. 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/US38Y2423337.
CÓ HẸN VỚI THANH XUÂN (feat. Thanh Lam, Thu Minh, Lương Bích Hữu & Mai Tiến Dũng)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24962f613fb258f9246b706d6159742568f1923bb69cc3710e6d507bdd01ddbb. 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/US38Y2423338.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41652a823be055ecd95f239b5ad176d69f2eca8e8adcd5af268cd811c953e8d3. 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/US38Y2423339.
ANH TIN MÌNH ĐÃ CHO NHAU MỘT KỶ NIỆM (feat. Lương Bích Hữu & Ogenus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19766d255c016af62d4606e0195c609b96662de3d3569ca49638fb5c5a3a38e6. 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/US38Y2423340.
MƯỢN RƯỢU TỎ TÌNH (feat. Mai Tiến Dũng & LyLy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a33645ae7aa8880db2543c82ca756089da7bf025b5777f900f5b0d9644b219c. 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/US38Y2423341.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 5
CƠN MƯA TÌNH YÊU (feat. Ngọc Anh & Phan Duy Anh)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x854d6cdd173f2f9d48093ffa9238149546612bb23608261e75a8b7b39bc5bb28. Chain 2 (Bitcoin): anchored in block 957961 (2026-07-14T05:58:47Z), 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/US38Y2424539.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 6
RIÊNG MỘT GÓC TRỜI (feat. Ngọc Anh, Hoàng Hải & Phan Duy Anh)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3191cdd539f117c2250d98951e3c8506b46883f00435f45d1bc840b945b228a. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T20:20:58Z), 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/US38Y2425389.
ĐƯỜNG XA ƯỚT MƯA (feat. Thu Minh, Lương Bích Hữu & Ogenus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa294dff580006967d4be34fe2b5e2c0ded3c169056c313ccb2a7e4a8971225f5. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/US38Y2425391.
YÊU THÌ YÊU KHÔNG YÊU THÌ YÊU (feat. Lâm Bảo Ngọc & Hoàng Dũng)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf085e8e8eac28d44306550ea73ecc7c93aa6e790e55e4a60287d253282d40251. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/US38Y2425393.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 7
TIẾNG GIÓ XÔN XAO (feat. Thanh Lam, Orange & LyLy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46298cf5c7260fad3b763a0115e0499b3946e36de4517768ac47addd45ca1768. 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/US38Y2426150.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 8
Ừ EM XIN LỖI (feat. Thu Minh & Lương Bích Hữu)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc26fa777067b0e4f5f6ead327d32c312ef3104a63df10e57de135116012c93de. Chain 2 (Bitcoin): anchored in block 958838 (2026-07-20T07:01:21Z), 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/US38Y2426871.
XEM NHƯ EM CHẲNG MAY (feat. Vũ Thảo My & Ogenus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae32f499c495e54d2bc06424fa19e7ce9869a348e87115bd61b29ac390797860. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), 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/US38Y2426872.
MASHUP: EM VÀ TÔI - TRỜI GIẤU TRỜI MANG ĐI (feat. Lâm Bảo Ngọc & Phan Duy Anh)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4df20f3b7cb3bf17110980ffafc417919f74c3bc5f4b6b97722ff82ae4d443bb. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/US38Y2426873.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 9
ÔI QUÊ TÔI (feat. Thanh Lam & Mai Tiến Dũng)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0f24fe1e254e83e39d186f2fd0cb020f2cc4e9c7173bb0994e656cda67b0099. Chain 2 (Bitcoin): anchored in block 957025 (2026-07-07T10:59:31Z), 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/US38Y2427586.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaba9a756a5184f9a0e4da2141b0d93000a3f7ff617df79eb470cd56a1737becb. 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/US38Y2427587.
MASHUP: XIN LỖI - ANH ƠI Ở LẠI (feat. Thanh Hà & Phạm Anh Duy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdfe4c6172b50619d268a06ef097d165dfc2242c179293803d953f1061e9cd2f. 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/US38Y2427588.
CHÂN TÌNH (feat. Quang Linh & Dương Edward)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae31f82dee94fb07a045fd64e489584795d67fb5ed5ac97ea71e1a5402a84d81. 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/US38Y2427589.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 10
NƠI MÌNH DỪNG CHÂN (feat. Thanh Lam & Orange)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7549b485717f42576544ed007b455d155947f5ac40760470fc47caca48de08ae. 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/US38Y2428610.
EM KHÔNG QUAY VỀ (feat. Mai Tiến Dũng & LyLy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcad3d8a3924f76e616d90a33ddc048d4760fa4aa033b640dda8226f655c27277. 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/US38Y2428611.
SHH CHỈ TA BIẾT THÔI (feat. Hoàng Hải & Lâm Bảo Ngọc)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa31851b4076625c34a4cc8166ca0d410a5e2dbea051056d9b39a6e7ed2e3ee3c. 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/US38Y2428612.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29e253fb3ede484aa2a507d581b86ccb0c18e07e73ec2a8dff41aa338c88e84c. 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/US38Y2428613.
"MASHUP: ĐÔI MI EM ĐANG U SẦU - XIN ANH ĐỪNG" (feat. Lương Bích Hữu & Ogenus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27186bf708d8bcffdd1a82bd8adf7887185917cba81b781354e47051d29d164c. 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/US38Y2428614.
ĐỪNG NGOẢNH LẠI (feat. Quang Linh & Phạm Anh Duy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a372bcdf24483942cd9abf8e0b3cedac2d792fe83f7a7aaca7c7425c214916f. 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/US38Y2428615.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55f2fc2d16b21016b7aad50dfb8469b34cb22672a13f48dbc4f7488041682e50. 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/US38Y2428616.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 11
MASHUP GIỮ LẤY LÀM GÌ - NGÀY MAI (feat. Quang Linh, Lương Bích Hữu, Vũ Thảo My & Ogenus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92c12b6860e366e9f15b08cc036a6479142f789e6a6996f1948d3da8100b6ff7. 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/US38Y2429346.
MASHUP LỜI TỎ TÌNH DỄ THƯƠNG 1 & 2 (feat. Hoàng Hải, Mai Tiến Dũng, LyLy & Lâm Bảo Ngọc)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac117fdc695110e42f318b31ddddee9480cac0e625a7ddb6078b7451e8fc2ef1. 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/US38Y2429347.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 12
ÁO MỚI CÀ MAU (feat. Thanh Lam & Orange)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c2e223490dd8db702d5b6a4e5cfa7c2e6e2d7445516fd02e09936502ddea4cb. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/US38Y2429984.
Mashup GIỌT MƯA THU - TÌNH ĐẦU QUÁ CHÉN (feat. Thu Minh & Vũ Thảo My)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6109cb590eb31b827fd7d4eda2b6bc1f168b23266c6632bb31bfb77353298979. Chain 2 (Bitcoin): anchored in block 959001 (2026-07-21T13:59:03Z), 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/US38Y2429985.
Mashup CHÂN QUÊ - VỀ ĐI EM (feat. Quang Linh & Phạm Anh Duy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x371bbf83fe04ef0e58ad6d2be511262af7350167457ab5f3e500826e9c7e9d8c. Chain 2 (Bitcoin): anchored in block 958911 (2026-07-20T19:28:44Z), 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/US38Y2429986.
Mashup CHA VÀ CON GÁI - SAO CHA KHÔNG (feat. Hoàng Hải & LyLy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe023cf7741855a2e3a2f58a02fa2cc4d396a7428753e74865e1fe6d79b101b96. Chain 2 (Bitcoin): anchored in block 959031 (2026-07-21T18:57:03Z), 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/US38Y2429987.
BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM), TẬP 13
MASHUP ĐI GIỮA TRỜI RỰC RỠ - GẶP NHAU GIỮA RỪNG MƠ (feat. Lương Bích Hữu & Ogenus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc45f1da06912bc80006164ac90f4ca14d00b1b766e1a43abb75dec3239ce43b5. 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/US38Y2431554.
CHƠI VƠI (feat. Ngọc Anh & Lâm Bảo Ngọc)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3529ba6c94d7778f6bc8964a7dba048b12645ed5082e0a63ee6304e9b21c1f5e. 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/US38Y2431555.
KIM PHÚT KIM GIỜ (feat. Hoàng Hải, Mai Tiến Dũng & LyLy)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cb5f79c02dffc724e003690c7d2ea110826598261d1e152c88339b05503a71e. 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/US38Y2431556.
MASHUP NÀNG - HƯƠNG (BÀI HÁT CỦA CHÚNG TA (OUR SONG VIETNAM)), TẬP 14 [feat. Lương Bích Hữu & Ogenus]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a2df059cd9a93796954d849b9472acc145c16b524303b089dccec26b69c18f2. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), 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/US38Y2432682.