OT-2026-000077150
Publication integrity record
Single bellows cup vacuum gripper, pump fed, vented after 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-2026-000077150) never changes.
Identity and time
| Publication number | OT-2026-000077150 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-781e-9276-ad31adea9574 · 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-2026-000077150 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89d2cd42554d51981aeadada18783d72d351ded9862230ddec76b2619972cba8 |
|---|---|
| Markdown | ad589563b0bd83affc038025481178a88bf4a82610ac7398f7878e599064ba79 |
| Publication page | 58d41f46f1f0ba639d4a436cef445f9fc68a93d91913b1740735b5f660d2b08e |
| Manifest | 2208f3ce0b43c3d87926702901626f9ba179554c32788726100681eab73c806d |
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 | NEaU328cT5W5tCADqORs0jfkFgviihd/YEHYmk8himDExTScHuAmVwjYstwFlCiDkouRUPdQFfvW6PWNuVG4BQ== |
| 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
| 2026-09-17T10:10:53.984020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150observed 58d41f46f1f0ba639d4a436cef445f9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:53.963923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150/manifest.jsonobserved 2208f3ce0b43c3d87926702901626f9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:53.943946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150/publication.mdobserved ad589563b0bd83affc038025481178a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:53.802520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150/publication.txtobserved 89d2cd42554d51981aeadada18783d72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.900111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150observed 58d41f46f1f0ba639d4a436cef445f9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.880784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150/manifest.jsonobserved 2208f3ce0b43c3d87926702901626f9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.859741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150/publication.mdobserved ad589563b0bd83affc038025481178a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:23.841690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077150/publication.txtobserved 89d2cd42554d51981aeadada18783d72...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. |
|---|