OT-2026-000005812
Publication integrity record
Vacuum cup gripper, three zone face, common isolation valve, two stage ejector, silicone cups
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-2026-000005812) never changes.
Identity and time
| Publication number | OT-2026-000005812 · never reused |
|---|---|
| Internal UUID | 01a0a945-af1b-760b-94b8-786b55fed0e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:11:51.454823Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005812 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ed34ecafd9635eb046f3de54ffc64134e01ec68e12fcd599f00294961841aea |
|---|---|
| Markdown | 9f56c1683be179537bd50bfe0ecca852f38e19095a79fce199db72ae67d5420a |
| Publication page | fbec667f834867dd8a4523ebfe426edfa0b3d46ce1622d28697deb8a3e442446 |
| Manifest | db4c9dc97c48f1014210886faf95e83ceb48f598e01ebe717702ebc028c00513 |
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 | Ts4DNtF6FN22d66zXhRkoXVOv4QzRkLLYMwL1FlvrSPd3f98I7853C/K6P7/4e5Bz+TFn3mXAwLXMPevbvmvBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:29.946214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005812observed fbec667f834867dd8a4523ebfe426edf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:29.933318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005812/manifest.jsonobserved db4c9dc97c48f1014210886faf95e83c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:29.919870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005812/publication.mdobserved 9f56c1683be179537bd50bfe0ecca852...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:29.904169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005812/publication.txtobserved 1ed34ecafd9635eb046f3de54ffc6413...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. |
|---|