OT-2026-000005574
Publication integrity record
Vacuum cup gripper, four zone face, per zone isolation, pump fed, pressure verified
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000005574) never changes.
Identity and time
| Publication number | OT-2026-000005574 · never reused |
|---|---|
| Internal UUID | 01a0a93d-bea4-711b-9e35-8d44d51ce1af · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:03:11.143247Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005574 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fe3ca62d744b2ef78e350f8eba9f01ee53f1aa3f67ac841a33abdb2d50c7e4f |
|---|---|
| Markdown | a51794c521808a150bf4d35518a94aa0e016435ccb257edf4b9a2290c33feb8b |
| Publication page | b530a0f4fc3a412241b5ab65bdabf91b3d4ea11a61ccacc3e2355ac8335bb1d7 |
| Manifest | e01f6c5990583d0f291e1dad55eab8baad2043c7027059165174ac55d3ee49e1 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | Uv5YaaGujXoipf4n1VL8ORFOuNG7Av8k6yfnid3co1byl7j/7QB4y0WQRnqqnZv7/GcO5KdRAfntdFI403ofDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:25.148959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005574observed b530a0f4fc3a412241b5ab65bdabf91b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:25.133522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005574/manifest.jsonobserved e01f6c5990583d0f291e1dad55eab8ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:24.995001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005574/publication.mdobserved a51794c521808a150bf4d35518a94aa0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:24.982445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005574/publication.txtobserved 6fe3ca62d744b2ef78e350f8eba9f01e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|