OT-2026-000077523
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
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-2026-000077523) never changes.
Identity and time
| Publication number | OT-2026-000077523 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-7a46-b566-afa89c94b00d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077523 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c7be63bbddafb3fb83435cbd713ef5119d91ed4f20c3d98c52dc9d4b0fc9236 |
|---|---|
| Markdown | e937acb544fc6c7337bcd6ff0b5f3187ae293e4689d18b76a7bc3776b6b81c1d |
| Publication page | 53b72aae9f42577ba60e7518fd045c3696c23b03c3f1288e7915bdd23ee7a23f |
| Manifest | 2e4ef6925fd3f74050cc3b3a9acd577e528eefde67bdd418aa6c98fb5535b3ed |
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 | gKQ4qkCB7eJc8rCh6wXAAK6sPLv/d9R+I1chYHSuklyn9ib3tmK8NnJiC2K6Sh4uQF+MJg4ouNTpBFiw+zY/Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:09:13.015503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077523observed 53b72aae9f42577ba60e7518fd045c36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:12.994659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077523/manifest.jsonobserved 2e4ef6925fd3f74050cc3b3a9acd577e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:12.975708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077523/publication.mdobserved e937acb544fc6c7337bcd6ff0b5f3187...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:12.956763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077523/publication.txtobserved 9c7be63bbddafb3fb83435cbd713ef51...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. |
|---|