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 0x7cad2d081023d66515dfcbb1c752d84a699ac103f89e18dbf29cb672418cbb76. 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/f0019965-6769-40f4-b68a-6ef95f3b8553.json and https://artists.proofprofile.net/proofs/artist/f0019965-6769-40f4-b68a-6ef95f3b8553.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Down - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Homebrew - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Beautiful Disaster - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Misdirected Hostility - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Freak Out - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Nix Hex - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Applied Science - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Omaha Stylee - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Tribute - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Galaxy - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Light Years - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Hydroponic - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Who's Got The Herb? - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
Feels So Good - Live at the UNO Lakefront Arena, New Orleans, LA - September 1997
With the Unity Orchestra - Live from New Orleans - 311 Day 2014
Intro / Overture (Live) [feat. the Unity Orchestra]
Sometimes Jacks Rule the Realm (Live) [feat. the Unity Orchestra]
Use of Time (Live) [feat. the Unity Orchestra]
Time Is Precious (Live) [feat. the Unity Orchestra]
Dreamland (Live) [feat. the Unity Orchestra]
Beyond the Gray Sky (Live) [feat. the Unity Orchestra]
Will the World (Live) [feat. the Unity Orchestra]
Summer of Love - Original Version - 1994
Transistor Intro - 'Transistor' Hidden Track - 1997
Let the Cards Fall - '311' Outtake - 1995
Firewater (Slo-Mo) - '311' Outtake - 1995
Offbeat Bare-Ass - Pre-production Version
Writer's Block Party - Transistor Sessions
Blizza - 'Soundsystem' Japan Bonus Track - 1999
Livin n' Rockin - Pre-production Version
What Do You Do - 'Evolver' Japan Bonus Track - 2003
Little Brother - 'Don't Tread On Me' Japan Bonus Track - 2005
Who's Got the Herb (2001) - Alternate Version
I Like the Way - 'Uplifter' Bonus Track - 2009
Get Down - 'Uplifter' Bonus Track - 2009
How Do You Feel? - Pre-production Version
How Long Has It Been - 'Uplifter' Bonus Track - 2009
Into the Flame - Don't Tread on Me Sessions
Stealing My Girl - Don't Tread on Me Sessions
Sun Come Through - 'Uplifter' Bonus Track - 2009
Vape'n Away - 'Stereolithic' 311 Day Edition - 2014
Crossfire / Good Feeling / Don't You Worry
What The?! / Crossfire / Good Feeling / Don't You Worry
Good Feeling - Stu Brooks & J Randy Remix
{"copyright_id":"0x387e2a3f2c5156f9cc48961b860da5787dd4c81a9a9be1a85cae5b41fbc74c46","isrc":"USVR12300028","name":"Amber - sped up","registered_at":"2026-06-05T21:10:21Z","spotify_id":"6uoEd6xhDBHEKpOuV3lDDu","type":"track"}
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 0x387e2a3f2c5156f9cc48961b860da5787dd4c81a9a9be1a85cae5b41fbc74c46. 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/6uoEd6xhDBHEKpOuV3lDDu.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/6uoEd6xhDBHEKpOuV3lDDu.
Music (30th Anniversary Expanded Edition)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27bd2c0f440aef7c0ecc01e9e2a7efb226aae4e0672a9e4cef76c71df46b50b0. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7HgeyIg08Q4tqDx8RVRjMI.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/7HgeyIg08Q4tqDx8RVRjMI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x417002ea86240dcfcf6ab014f902ed4ad0c27aaf1fd25a03067902cd40c46cd5. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3RbKtxeCRR4ixmlY52xSbj.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/3RbKtxeCRR4ixmlY52xSbj.
{"copyright_id":"0x5a0a0fa8353af4bb3ff029a419e8fdfd5b44cf7749847f6b0dca8f6f3f25f719","isrc":"USCA19386739","name":"Feels So Good","registered_at":"2026-06-29T03:58:02Z","spotify_id":"2bK9oBzOHYrNS3qTpcJsMS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a0a0fa8353af4bb3ff029a419e8fdfd5b44cf7749847f6b0dca8f6f3f25f719. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2bK9oBzOHYrNS3qTpcJsMS.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/2bK9oBzOHYrNS3qTpcJsMS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e72d68c07e2378cd3489e0f79ea49e9906c9097739bf77926b0226ce97686f6. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3CoDpqMn4gsO86pd6hsX4d.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/3CoDpqMn4gsO86pd6hsX4d.
{"copyright_id":"0x8c619b38352e31b28975a11ae45396ad81c7e2657b607843d1daffb312f42a84","isrc":"USLZJ2206190","name":"Falling Down (with Nick Hexum of 311)","registered_at":"2026-06-04T07:38:35Z","spotify_id":"5A9xSuOZGQJNdRGEWVNGeI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c619b38352e31b28975a11ae45396ad81c7e2657b607843d1daffb312f42a84. 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/5A9xSuOZGQJNdRGEWVNGeI.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/5A9xSuOZGQJNdRGEWVNGeI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cd4ec4c9058defb38ece96845b488f8469a42403fa283a9f176044527141c63. 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/1twXgrSQOKqlZ6CpJQ3Rek.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/1twXgrSQOKqlZ6CpJQ3Rek.
Dear John (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74a7b8e96410f21d7a899cc610718be6eb43f239b1ec5de8c6fe102f7d07bab. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4sVFN3BBLldPg7z0bwUPDM.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/4sVFN3BBLldPg7z0bwUPDM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27bd2c0f440aef7c0ecc01e9e2a7efb226aae4e0672a9e4cef76c71df46b50b0. 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/5Vaa69KJIHcsvFv2KHxq3t.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/5Vaa69KJIHcsvFv2KHxq3t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74a7b8e96410f21d7a899cc610718be6eb43f239b1ec5de8c6fe102f7d07bab. 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/0yvTK0dyAi4b7BDWBNzlvJ.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/0yvTK0dyAi4b7BDWBNzlvJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74a7b8e96410f21d7a899cc610718be6eb43f239b1ec5de8c6fe102f7d07bab. 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/2MUdPDNblLd2uGFJcUS2Hw.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/2MUdPDNblLd2uGFJcUS2Hw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc10d7cb802385a8336feb46225eff2052d637806067874fa7bba83575f5265e. 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/2HJpoogyrcQqpWBJshgVZq.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/2HJpoogyrcQqpWBJshgVZq.